diff --git a/gradle.properties b/gradle.properties
index e7899dbed62..d87979b2810 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -28,7 +28,7 @@ atomicFuVersion=0.16.1
 kotlinxSerializationVersion=1.3.0
 
 # crt
-crtKotlinVersion=0.4.2-SNAPSHOT
+crtKotlinVersion=0.4.1-alpha
 
 # testing/utility
 junitVersion=5.6.2