Update build.gradle

build.gradle

@@ -24,7 +24,7 @@ configurations.all {
 	resolutionStrategy.cacheChangingModulesFor 0, 'seconds'
    }
  
-def parser_version = '2.5.2-SNAPSHOT'
+def parser_version = '2.5.1'
 def prob_version = '2.0.0-SNAPSHOT'
 def tlatools_version = '1.0.2-SNAPSHOT'