diff --git a/buildSrc/src/main/groovy/DownloadPrebuiltBinaryFromGitHubAction.groovy b/buildSrc/src/main/groovy/DownloadPrebuiltBinaryFromGitHubAction.groovy
index e45697fa..41035afc 100644
--- a/buildSrc/src/main/groovy/DownloadPrebuiltBinaryFromGitHubAction.groovy
+++ b/buildSrc/src/main/groovy/DownloadPrebuiltBinaryFromGitHubAction.groovy
@@ -148,7 +148,7 @@ class DownloadPrebuiltBinaryFromGitHubAction extends DefaultTask {
             cacheInfo.put(variantName, entry)
             getCacheInfoFile().write(JsonOutput.prettyPrint(JsonOutput.toJson(cacheInfo)))
         } finally {
-
+            LOCK.writeLock().unlock()
         }
     }