diff --git a/.github/workflows/npm.yml b/.github/workflows/npm.yml
index 318d8f4..098158a 100644
--- a/.github/workflows/npm.yml
+++ b/.github/workflows/npm.yml
@@ -159,6 +159,17 @@ jobs:
       - name: Verify registry installation
         run: |
           version=${RELEASE_TAG#v}
+          for attempt in {1..30}; do
+            if npm view "@createitv/agc-cli@$version" version 2>/dev/null | grep -Fx "$version"; then
+              break
+            fi
+            if test "$attempt" -eq 30; then
+              echo "@createitv/agc-cli@$version was not visible after 5 minutes" >&2
+              exit 1
+            fi
+            echo "Waiting for npm to finish processing @createitv/agc-cli@$version ($attempt/30)..."
+            sleep 10
+          done
           npm install --global "@createitv/agc-cli@$version" --prefix "$RUNNER_TEMP/npm-install" --ignore-scripts
           "$RUNNER_TEMP/npm-install/bin/agc" version | tee "$RUNNER_TEMP/npm-version.txt"
           grep -F "$version" "$RUNNER_TEMP/npm-version.txt"
diff --git a/scripts/test_npm_workflow.py b/scripts/test_npm_workflow.py
index 39e74e9..6d3b5d3 100644
--- a/scripts/test_npm_workflow.py
+++ b/scripts/test_npm_workflow.py
@@ -32,6 +32,20 @@ def test_missing_version_does_not_turn_npm_json_error_into_integrity(self):
             "the workflow must only treat an sha512 integrity as published",
         )
 
+    def test_registry_verification_waits_for_new_package_processing(self):
+        workflow = NPM_WORKFLOW.read_text(encoding="utf-8")
+
+        self.assertIn(
+            "for attempt in {1..30}",
+            workflow,
+            "npm says newly published packages may take a few minutes to become available",
+        )
+        self.assertIn(
+            'npm view "@createitv/agc-cli@$version" version',
+            workflow,
+            "the retry must wait for the exact version before installing",
+        )
+
 
 if __name__ == "__main__":
     unittest.main()