diff --git a/oscar/VERSION b/oscar/VERSION
index 9c14448d..025d8a6f 100644
--- a/oscar/VERSION
+++ b/oscar/VERSION
@@ -1,5 +1,5 @@
 // Update the string below to set OSCAR's version and release status.
 // See https://semver.org/spec/v2.0.0.html for details on format.
 
-#define VERSION "1.5.1-alpha-1"
+#define VERSION "1.5.1"