diff --git a/source/vibe/core/core.d b/source/vibe/core/core.d
index 5307852..94ad8ce 100644
--- a/source/vibe/core/core.d
+++ b/source/vibe/core/core.d
@@ -1105,7 +1105,7 @@ void setTaskCreationCallback(TaskCreationCallback func)
 /**
 	A version string representing the current vibe.d core version
 */
-enum vibeVersionString = "1.8.1";
+enum vibeVersionString = "1.9.0";
 
 
 /**