diff --git a/.github/workflows/npm-publish-prerelease.yml b/.github/workflows/npm-publish-prerelease.yml
index c7232f93..e178579d 100644
--- a/.github/workflows/npm-publish-prerelease.yml
+++ b/.github/workflows/npm-publish-prerelease.yml
@@ -6,6 +6,7 @@ on:
 
 jobs:
   publish-npm:
+    if: "github.event.release.prerelease"
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v2
diff --git a/.github/workflows/npm-publish.yml b/.github/workflows/npm-publish.yml
index ed54ef00..66377a41 100644
--- a/.github/workflows/npm-publish.yml
+++ b/.github/workflows/npm-publish.yml
@@ -7,6 +7,7 @@ on:
 jobs:
   publish-npm:
     runs-on: ubuntu-latest
+    if: "!github.event.release.prerelease"
     steps:
       - uses: actions/checkout@v2
       - uses: actions/setup-node@v2