diff --git a/build.gradle b/build.gradle
index 1210ce69261f621e73061e164411dc3d9ea540fe..b3c19c731f2f96c1b374bb386521bd8f41556a65 100644
--- a/build.gradle
+++ b/build.gradle
@@ -24,7 +24,7 @@ configurations.all {
 	resolutionStrategy.cacheChangingModulesFor 0, 'seconds'
    }
  
-def parser_version = '2.5.0-SNAPSHOT'
+def parser_version = '2.5.1-SNAPSHOT'
 def prob_version = '2.0.0-SNAPSHOT'
 def tlatools_version = '1.0.2-SNAPSHOT'