diff --git a/Transmission.xcodeproj/project.pbxproj b/Transmission.xcodeproj/project.pbxproj
index 89b5ca4e5..56caed8cd 100644
--- a/Transmission.xcodeproj/project.pbxproj
+++ b/Transmission.xcodeproj/project.pbxproj
@@ -184,6 +184,7 @@
 		A267927C130DFF2700CB7464 /* libutp.a in Frameworks */ = {isa = PBXBuildFile; fileRef = A2E38544130DFEE3001F501B /* libutp.a */; };
 		A2679294130E00A000CB7464 /* tr-utp.cc in Sources */ = {isa = PBXBuildFile; fileRef = A2679292130E00A000CB7464 /* tr-utp.cc */; };
 		A2679295130E00A000CB7464 /* tr-utp.h in Headers */ = {isa = PBXBuildFile; fileRef = A2679293130E00A000CB7464 /* tr-utp.h */; };
+		A267C2842E9F2B23003B87D7 /* Transmission_Tahoe.icon in Resources */ = {isa = PBXBuildFile; fileRef = A267C2832E9F2B23003B87D7 /* Transmission_Tahoe.icon */; };
 		A26AF21A0D2DA35A00FF7140 /* FileOutlineController.mm in Sources */ = {isa = PBXBuildFile; fileRef = A26AF2190D2DA35A00FF7140 /* FileOutlineController.mm */; };
 		A26AF27E0D2DBDDF00FF7140 /* AddWindow.xib in Resources */ = {isa = PBXBuildFile; fileRef = A26AF27C0D2DBDDF00FF7140 /* AddWindow.xib */; };
 		A26AF2840D2DC27C00FF7140 /* AddWindowController.mm in Sources */ = {isa = PBXBuildFile; fileRef = A26AF2830D2DC27C00FF7140 /* AddWindowController.mm */; };
@@ -994,6 +995,7 @@
 		A2661D3B12D0E51B004F69D5 /* FilterBarView.mm */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.cpp.objcpp; path = FilterBarView.mm; sourceTree = "<group>"; };
 		A2679292130E00A000CB7464 /* tr-utp.cc */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.cpp.cpp; path = "tr-utp.cc"; sourceTree = "<group>"; };
 		A2679293130E00A000CB7464 /* tr-utp.h */ = {isa = PBXFileReference; explicitFileType = sourcecode.cpp.h; path = "tr-utp.h"; sourceTree = "<group>"; };
+		A267C2832E9F2B23003B87D7 /* Transmission_Tahoe.icon */ = {isa = PBXFileReference; lastKnownFileType = folder.iconcomposer.icon; name = Transmission_Tahoe.icon; path = Images/Transmission_Tahoe.icon; sourceTree = "<group>"; };
 		A26AF1050D2855FC00FF7140 /* ru */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = text.plist.strings; name = ru; path = ru.lproj/InfoPlist.strings; sourceTree = "<group>"; };
 		A26AF1070D2855FC00FF7140 /* ru */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = text.plist.strings; name = ru; path = ru.lproj/Localizable.strings; sourceTree = "<group>"; };
 		A26AF2180D2DA35A00FF7140 /* FileOutlineController.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = FileOutlineController.h; sourceTree = "<group>"; };
@@ -1890,6 +1892,7 @@
 				A2451E6816ACE4EB00586E0E /* FileRenameSheetController.xib */,
 				F63480621E1D7274005B9E09 /* Images.xcassets */,
 				4D043A7E090AE979009FEDA8 /* TransmissionDocument.icns */,
+				A267C2832E9F2B23003B87D7 /* Transmission_Tahoe.icon */,
 			);
 			name = Resources;
 			sourceTree = "<group>";
@@ -3251,6 +3254,7 @@
 				A209EAEC1142D294002B02D1 /* InfoActivityView.xib in Resources */,
 				A209EAED1142D294002B02D1 /* InfoGeneralView.xib in Resources */,
 				A209EB201142DD85002B02D1 /* InfoTrackersView.xib in Resources */,
+				A267C2842E9F2B23003B87D7 /* Transmission_Tahoe.icon in Resources */,
 				A209EBA71142EAF3002B02D1 /* InfoPeersView.xib in Resources */,
 				A209EBD91142F52B002B02D1 /* InfoFileView.xib in Resources */,
 				A209EC12114301C6002B02D1 /* InfoOptionsView.xib in Resources */,
@@ -4363,7 +4367,7 @@
 		0053D3D50C86774200545606 /* Debug */ = {
 			isa = XCBuildConfiguration;
 			buildSettings = {
-				ASSETCATALOG_COMPILER_APPICON_NAME = AppIcon;
+				ASSETCATALOG_COMPILER_APPICON_NAME = Transmission_Tahoe;
 				CLANG_CXX_LIBRARY = "libc++";
 				CODE_SIGN_ENTITLEMENTS = macosx/Transmission.entitlements;
 				ENABLE_HARDENED_RUNTIME = YES;
@@ -4626,7 +4630,7 @@
 		4DF0C599089918A300DD8943 /* Release */ = {
 			isa = XCBuildConfiguration;
 			buildSettings = {
-				ASSETCATALOG_COMPILER_APPICON_NAME = AppIcon;
+				ASSETCATALOG_COMPILER_APPICON_NAME = Transmission_Tahoe;
 				CLANG_CXX_LIBRARY = "libc++";
 				CODE_SIGN_ENTITLEMENTS = macosx/Transmission.entitlements;
 				ENABLE_HARDENED_RUNTIME = YES;
@@ -4831,7 +4835,7 @@
 		A250CFEC0CDA19680068B4B6 /* Release - Debug */ = {
 			isa = XCBuildConfiguration;
 			buildSettings = {
-				ASSETCATALOG_COMPILER_APPICON_NAME = AppIcon;
+				ASSETCATALOG_COMPILER_APPICON_NAME = Transmission_Tahoe;
 				CLANG_CXX_LIBRARY = "libc++";
 				CODE_SIGN_ENTITLEMENTS = macosx/Transmission.entitlements;
 				ENABLE_HARDENED_RUNTIME = YES;
diff --git a/macosx/Images/Transmission_Tahoe.icon/Assets/Handle.png b/macosx/Images/Transmission_Tahoe.icon/Assets/Handle.png
new file mode 100644
index 000000000..efd764e13
Binary files /dev/null and b/macosx/Images/Transmission_Tahoe.icon/Assets/Handle.png differ
diff --git a/macosx/Images/Transmission_Tahoe.icon/Assets/Handle_Reflection.png b/macosx/Images/Transmission_Tahoe.icon/Assets/Handle_Reflection.png
new file mode 100644
index 000000000..e93461c2b
Binary files /dev/null and b/macosx/Images/Transmission_Tahoe.icon/Assets/Handle_Reflection.png differ
diff --git a/macosx/Images/Transmission_Tahoe.icon/Assets/Outer_Edge 3.png b/macosx/Images/Transmission_Tahoe.icon/Assets/Outer_Edge 3.png
new file mode 100644
index 000000000..c2b327122
Binary files /dev/null and b/macosx/Images/Transmission_Tahoe.icon/Assets/Outer_Edge 3.png differ
diff --git a/macosx/Images/Transmission_Tahoe.icon/Assets/Plate 2.svg b/macosx/Images/Transmission_Tahoe.icon/Assets/Plate 2.svg
new file mode 100644
index 000000000..618d80286
--- /dev/null
+++ b/macosx/Images/Transmission_Tahoe.icon/Assets/Plate 2.svg	
@@ -0,0 +1,12 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN" "http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd">
+<svg width="100%" height="100%" viewBox="0 0 1024 1024" version="1.1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" xml:space="preserve" xmlns:serif="http://www.serif.com/" style="fill-rule:evenodd;clip-rule:evenodd;stroke-linejoin:round;stroke-miterlimit:2;">
+    <g id="Transmission-Tahoe1" serif:id="Transmission Tahoe">
+        <g id="Plate">
+            <path d="M1024,0L1024,1024L0,1024L0,0L1024,0ZM406.555,374.245L406.555,632.244L337.902,632.244C334.433,632.244 331.274,634.246 329.794,637.384C328.313,640.523 328.777,644.233 330.983,646.911C367.597,691.344 476.533,823.542 505.085,858.192C506.787,860.258 509.324,861.454 512,861.454C514.676,861.454 517.213,860.258 518.915,858.192C547.444,823.57 656.228,691.556 692.929,647.018C695.151,644.321 695.618,640.583 694.127,637.422C692.636,634.261 689.454,632.244 685.959,632.244C660.165,632.244 617.445,632.244 617.445,632.244L617.445,374.245L406.555,374.245Z" style="fill:url(#_Linear1);"/>
+        </g>
+    </g>
+    <defs>
+        <linearGradient id="_Linear1" x1="0" y1="0" x2="1" y2="0" gradientUnits="userSpaceOnUse" gradientTransform="matrix(5.31497e-14,868.016,-868,5.31507e-14,512,77.9919)"><stop offset="0" style="stop-color:rgb(251,251,251);stop-opacity:1"/><stop offset="1" style="stop-color:rgb(204,206,204);stop-opacity:1"/></linearGradient>
+    </defs>
+</svg>
diff --git a/macosx/Images/Transmission_Tahoe.icon/Assets/Plate_Cutout_Back 2.png b/macosx/Images/Transmission_Tahoe.icon/Assets/Plate_Cutout_Back 2.png
new file mode 100644
index 000000000..87e302987
Binary files /dev/null and b/macosx/Images/Transmission_Tahoe.icon/Assets/Plate_Cutout_Back 2.png differ
diff --git a/macosx/Images/Transmission_Tahoe.icon/Assets/Shaft.png b/macosx/Images/Transmission_Tahoe.icon/Assets/Shaft.png
new file mode 100644
index 000000000..f89898ca4
Binary files /dev/null and b/macosx/Images/Transmission_Tahoe.icon/Assets/Shaft.png differ
diff --git a/macosx/Images/Transmission_Tahoe.icon/Assets/Thumb-Button.png b/macosx/Images/Transmission_Tahoe.icon/Assets/Thumb-Button.png
new file mode 100644
index 000000000..4601aa354
Binary files /dev/null and b/macosx/Images/Transmission_Tahoe.icon/Assets/Thumb-Button.png differ
diff --git a/macosx/Images/Transmission_Tahoe.icon/icon.json b/macosx/Images/Transmission_Tahoe.icon/icon.json
new file mode 100644
index 000000000..2779e66dc
--- /dev/null
+++ b/macosx/Images/Transmission_Tahoe.icon/icon.json
@@ -0,0 +1,334 @@
+{
+  "fill" : "system-dark",
+  "groups" : [
+    {
+      "blur-material" : null,
+      "hidden" : false,
+      "layers" : [
+        {
+          "image-name" : "Shaft.png",
+          "name" : "Shaft"
+        },
+        {
+          "fill-specializations" : [
+            {
+              "appearance" : "tinted",
+              "value" : {
+                "solid" : "extended-gray:0.00000,1.00000"
+              }
+            }
+          ],
+          "image-name" : "Handle.png",
+          "name" : "Handle"
+        },
+        {
+          "image-name" : "Thumb-Button.png",
+          "name" : "Thumb-Button"
+        },
+        {
+          "blend-mode-specializations" : [
+            {
+              "appearance" : "dark",
+              "value" : "normal"
+            }
+          ],
+          "glass-specializations" : [
+            {
+              "value" : false
+            },
+            {
+              "appearance" : "dark",
+              "value" : false
+            }
+          ],
+          "hidden-specializations" : [
+            {
+              "value" : false
+            },
+            {
+              "appearance" : "tinted",
+              "value" : true
+            }
+          ],
+          "image-name" : "Handle_Reflection.png",
+          "name" : "Handle_Reflection",
+          "opacity-specializations" : [
+            {
+              "appearance" : "dark",
+              "value" : 1
+            }
+          ]
+        }
+      ],
+      "lighting" : "individual",
+      "position" : {
+        "scale" : 1,
+        "translation-in-points" : [
+          0,
+          0
+        ]
+      },
+      "shadow-specializations" : [
+        {
+          "value" : {
+            "kind" : "neutral",
+            "opacity" : 0.5
+          }
+        },
+        {
+          "appearance" : "dark",
+          "value" : {
+            "kind" : "neutral",
+            "opacity" : 0.5
+          }
+        }
+      ],
+      "specular-specializations" : [
+        {
+          "value" : true
+        },
+        {
+          "appearance" : "dark",
+          "value" : true
+        }
+      ],
+      "translucency" : {
+        "enabled" : false,
+        "value" : 0.5
+      }
+    },
+    {
+      "blend-mode-specializations" : [
+        {
+          "value" : "normal"
+        },
+        {
+          "appearance" : "dark",
+          "value" : "multiply"
+        },
+        {
+          "appearance" : "tinted",
+          "value" : "plus-darker"
+        }
+      ],
+      "blur-material-specializations" : [
+        {
+          "value" : null
+        },
+        {
+          "appearance" : "dark",
+          "value" : null
+        }
+      ],
+      "layers" : [
+        {
+          "blend-mode-specializations" : [
+            {
+              "appearance" : "dark",
+              "value" : "normal"
+            }
+          ],
+          "hidden" : false,
+          "image-name" : "Outer_Edge 3.png",
+          "name" : "Outer_Edge",
+          "opacity-specializations" : [
+            {
+              "appearance" : "dark",
+              "value" : 1
+            }
+          ]
+        }
+      ],
+      "opacity-specializations" : [
+        {
+          "value" : 1
+        },
+        {
+          "appearance" : "dark",
+          "value" : 1
+        }
+      ],
+      "shadow-specializations" : [
+        {
+          "value" : {
+            "kind" : "layer-color",
+            "opacity" : 0.5
+          }
+        },
+        {
+          "appearance" : "dark",
+          "value" : {
+            "kind" : "neutral",
+            "opacity" : 0.75
+          }
+        }
+      ],
+      "specular-specializations" : [
+        {
+          "value" : true
+        },
+        {
+          "appearance" : "dark",
+          "value" : true
+        }
+      ],
+      "translucency-specializations" : [
+        {
+          "value" : {
+            "enabled" : false,
+            "value" : 0.5
+          }
+        },
+        {
+          "appearance" : "dark",
+          "value" : {
+            "enabled" : false,
+            "value" : 0.5
+          }
+        }
+      ]
+    },
+    {
+      "blur-material-specializations" : [
+        {
+          "value" : null
+        },
+        {
+          "appearance" : "dark",
+          "value" : 0.5
+        }
+      ],
+      "hidden" : false,
+      "layers" : [
+        {
+          "blend-mode-specializations" : [
+            {
+              "value" : "normal"
+            },
+            {
+              "appearance" : "dark",
+              "value" : "normal"
+            }
+          ],
+          "fill-specializations" : [
+            {
+              "appearance" : "dark",
+              "value" : {
+                "solid" : "extended-gray:0.50000,1.00000"
+              }
+            },
+            {
+              "appearance" : "tinted",
+              "value" : "automatic"
+            }
+          ],
+          "glass-specializations" : [
+            {
+              "value" : true
+            },
+            {
+              "appearance" : "dark",
+              "value" : true
+            }
+          ],
+          "hidden-specializations" : [
+            {
+              "value" : false
+            },
+            {
+              "appearance" : "light",
+              "value" : false
+            },
+            {
+              "appearance" : "dark",
+              "value" : false
+            }
+          ],
+          "image-name" : "Plate 2.svg",
+          "name" : "Plate",
+          "opacity-specializations" : [
+            {
+              "value" : 1
+            },
+            {
+              "appearance" : "dark",
+              "value" : 1
+            }
+          ]
+        },
+        {
+          "hidden-specializations" : [
+            {
+              "value" : false
+            },
+            {
+              "appearance" : "tinted",
+              "value" : false
+            }
+          ],
+          "image-name" : "Plate_Cutout_Back 2.png",
+          "name" : "Plate_Cutout_Back"
+        }
+      ],
+      "lighting" : "individual",
+      "shadow-specializations" : [
+        {
+          "value" : {
+            "kind" : "neutral",
+            "opacity" : 0.5
+          }
+        },
+        {
+          "appearance" : "dark",
+          "value" : {
+            "kind" : "layer-color",
+            "opacity" : 0.5
+          }
+        },
+        {
+          "appearance" : "tinted",
+          "value" : {
+            "kind" : "none",
+            "opacity" : 0.5
+          }
+        }
+      ],
+      "specular-specializations" : [
+        {
+          "value" : true
+        },
+        {
+          "appearance" : "dark",
+          "value" : true
+        }
+      ],
+      "translucency-specializations" : [
+        {
+          "value" : {
+            "enabled" : true,
+            "value" : 0.3
+          }
+        },
+        {
+          "appearance" : "dark",
+          "value" : {
+            "enabled" : true,
+            "value" : 0.3
+          }
+        },
+        {
+          "appearance" : "tinted",
+          "value" : {
+            "enabled" : false,
+            "value" : 0.3
+          }
+        }
+      ]
+    }
+  ],
+  "supported-platforms" : {
+    "squares" : [
+      "macOS"
+    ]
+  }
+}
\ No newline at end of file