diff --git a/homeassistant/components/casper_glow/manifest.json b/homeassistant/components/casper_glow/manifest.json
index 83b2a3a2f43..1e862beae69 100644
--- a/homeassistant/components/casper_glow/manifest.json
+++ b/homeassistant/components/casper_glow/manifest.json
@@ -15,5 +15,5 @@
   "iot_class": "local_polling",
   "loggers": ["pycasperglow"],
   "quality_scale": "silver",
-  "requirements": ["pycasperglow==1.1.0"]
+  "requirements": ["pycasperglow==1.2.0"]
 }
diff --git a/requirements_all.txt b/requirements_all.txt
index 0ee072655de..58b53164f7a 100644
--- a/requirements_all.txt
+++ b/requirements_all.txt
@@ -2001,7 +2001,7 @@ pybravia==0.4.1
 pycarwings2==2.14
 
 # homeassistant.components.casper_glow
-pycasperglow==1.1.0
+pycasperglow==1.2.0
 
 # homeassistant.components.cloudflare
 pycfdns==3.0.0
diff --git a/requirements_test_all.txt b/requirements_test_all.txt
index faacac0a92b..41fae869efe 100644
--- a/requirements_test_all.txt
+++ b/requirements_test_all.txt
@@ -1732,7 +1732,7 @@ pybotvac==0.0.28
 pybravia==0.4.1
 
 # homeassistant.components.casper_glow
-pycasperglow==1.1.0
+pycasperglow==1.2.0
 
 # homeassistant.components.cloudflare
 pycfdns==3.0.0
diff --git a/tests/components/casper_glow/test_select.py b/tests/components/casper_glow/test_select.py
index 7878b12259d..ef72c092bb3 100644
--- a/tests/components/casper_glow/test_select.py
+++ b/tests/components/casper_glow/test_select.py
@@ -153,7 +153,7 @@ async def test_select_ignores_remaining_time_updates(
     fire_callbacks: Callable[[GlowState], None],
 ) -> None:
     """Test that callbacks with only remaining time do not change the select state."""
-    fire_callbacks(GlowState(dimming_time_minutes=44))
+    fire_callbacks(GlowState(dimming_time_remaining_ms=44))
 
     state = hass.states.get(ENTITY_ID)
     assert state is not None