diff --git a/build/azure-pipelines/cli/install-rust-posix.yml b/build/azure-pipelines/cli/install-rust-posix.yml
index 0607cde33e56..d9bae080cc26 100644
--- a/build/azure-pipelines/cli/install-rust-posix.yml
+++ b/build/azure-pipelines/cli/install-rust-posix.yml
@@ -1,7 +1,7 @@
 parameters:
   - name: channel
     type: string
-    default: 1.85
+    default: 1.88
   - name: targets
     default: []
     type: object
diff --git a/build/azure-pipelines/win32/steps/product-build-win32-install-rust.yml b/build/azure-pipelines/win32/steps/product-build-win32-install-rust.yml
index bff114fccd07..a9c3b7e6432a 100644
--- a/build/azure-pipelines/win32/steps/product-build-win32-install-rust.yml
+++ b/build/azure-pipelines/win32/steps/product-build-win32-install-rust.yml
@@ -1,7 +1,7 @@
 parameters:
   - name: channel
     type: string
-    default: 1.85
+    default: 1.88
   - name: targets
     default: []
     type: object