diff --git a/packages/monorepo-scripts/src/publish.ts b/packages/monorepo-scripts/src/publish.ts
index 397336c8d0..697b599831 100644
--- a/packages/monorepo-scripts/src/publish.ts
+++ b/packages/monorepo-scripts/src/publish.ts
@@ -252,7 +252,7 @@ async function lernaPublishAsync(packageToNextVersion: { [name: string]: string
             lernaPublishArgs.push('--no-push');
         }
         if (configs.DIST_TAG !== '') {
-            lernaPublishArgs.push(`--dist-tag ${configs.DIST_TAG}`);
+            lernaPublishArgs.push(`--dist-tag=${configs.DIST_TAG}`);
         }
         utils.log('Lerna is publishing...');
         try {