diff --git a/.ci/test-matrix.yml b/.ci/test-matrix.yml
index 77b998c99..07bcf9135 100644
--- a/.ci/test-matrix.yml
+++ b/.ci/test-matrix.yml
@@ -1,6 +1,6 @@
 ---
 STACK_VERSION:
-  - 7.x-SNAPSHOT
+  - 7.15.0-SNAPSHOT
 
 NODE_JS_VERSION:
   - 16
diff --git a/.github/workflows/nodejs.yml b/.github/workflows/nodejs.yml
index 1971c34dc..3300443c4 100644
--- a/.github/workflows/nodejs.yml
+++ b/.github/workflows/nodejs.yml
@@ -61,7 +61,7 @@ jobs:
     - name: Runs Elasticsearch
       uses: elastic/elastic-github-actions/elasticsearch@master
       with:
-        stack-version: 7.x-SNAPSHOT
+        stack-version: 7.15.0-SNAPSHOT
 
     - name: Use Node.js ${{ matrix.node-version }}
       uses: actions/setup-node@v1
@@ -93,7 +93,7 @@ jobs:
     - name: Runs Elasticsearch
       uses: elastic/elastic-github-actions/elasticsearch@master
       with:
-        stack-version: 8.0.0-SNAPSHOT
+        stack-version: 7.15.0-SNAPSHOT
 
     - name: Use Node.js 14.x
       uses: actions/setup-node@v1