diff --git a/app/build.gradle.kts b/app/build.gradle.kts
index d20b0e9..66a511d 100644
--- a/app/build.gradle.kts
+++ b/app/build.gradle.kts
@@ -47,7 +47,7 @@ android {
     }
 
     composeOptions {
-        kotlinCompilerExtensionVersion = "1.1.0-rc02"
+        kotlinCompilerExtensionVersion = "1.5.15"
     }
 
 }
diff --git a/lib/bar/build.gradle.kts b/lib/bar/build.gradle.kts
index 2e75bfd..84a9c85 100644
--- a/lib/bar/build.gradle.kts
+++ b/lib/bar/build.gradle.kts
@@ -43,7 +43,7 @@ android {
     }
 
     composeOptions {
-        kotlinCompilerExtensionVersion = "1.2.0-alpha04"
+        kotlinCompilerExtensionVersion = "1.5.15"
     }
 }
 
diff --git a/lib/common/build.gradle.kts b/lib/common/build.gradle.kts
index 2f83355..fe24497 100644
--- a/lib/common/build.gradle.kts
+++ b/lib/common/build.gradle.kts
@@ -48,7 +48,7 @@ android {
     }
 
     composeOptions {
-        kotlinCompilerExtensionVersion = "1.2.0-alpha04"
+        kotlinCompilerExtensionVersion = "1.5.15"
     }
 }
 
diff --git a/lib/line/build.gradle.kts b/lib/line/build.gradle.kts
index 58470e6..91d4706 100644
--- a/lib/line/build.gradle.kts
+++ b/lib/line/build.gradle.kts
@@ -48,7 +48,7 @@ android {
     }
 
     composeOptions {
-        kotlinCompilerExtensionVersion = "1.2.0-alpha04"
+        kotlinCompilerExtensionVersion = "1.5.15"
     }
 }
 
diff --git a/lib/pie/build.gradle.kts b/lib/pie/build.gradle.kts
index 5419a94..2024e04 100644
--- a/lib/pie/build.gradle.kts
+++ b/lib/pie/build.gradle.kts
@@ -48,7 +48,7 @@ android {
     }
 
     composeOptions {
-        kotlinCompilerExtensionVersion = "1.2.0-alpha04"
+        kotlinCompilerExtensionVersion = "1.5.15"
     }
 }