diff --git a/.github/workflows/test.yaml b/.github/workflows/test.yaml
index 47b7c0ab..f8c861d6 100644
--- a/.github/workflows/test.yaml
+++ b/.github/workflows/test.yaml
@@ -57,6 +57,21 @@ jobs:
       - name: Bootstrap monorepo dependencies
         run: npx lerna bootstrap --no-ci --ignore-scripts
 
+      # Dependencies are installed with --ignore-scripts, which skips the
+      # @tensorflow/tfjs-node postinstall that fetches its native addon. Build
+      # the addon from source so test suites that require('@tensorflow/tfjs-node')
+      # can load (firestore-semantic-search and storage-reverse-image-search).
+      - name: Build tfjs-node native addons
+        uses: nick-invision/retry@v1
+        with:
+          timeout_minutes: 20
+          retry_wait_seconds: 30
+          max_attempts: 3
+          command: |
+            for ext in firestore-semantic-search storage-reverse-image-search; do
+              (cd "$ext/functions" && npm rebuild @tensorflow/tfjs-node --build-addon-from-source)
+            done
+
       - name: Build emulator functions
         run: |
           cd _emulator/functions