diff --git a/src/cache.ts b/src/cache.ts
index f75c8dfd5..b44d4813c 100644
--- a/src/cache.ts
+++ b/src/cache.ts
@@ -58,7 +58,8 @@ const supportedPackageManager: PackageManager[] = [
       '**/*.sbt',
       '**/project/build.properties',
       '**/project/**.scala',
-      '**/project/**.sbt'
+      '**/project/**.sbt',
+      '!**/version.sbt' // releasing a new version of a library project shouldn't invalidate the entire sbt cache
     ]
   }
 ];