diff --git a/.github/workflows/code-check.yml b/.github/workflows/code-check.yml
index 63d6c5920fd..759ebfa992e 100644
--- a/.github/workflows/code-check.yml
+++ b/.github/workflows/code-check.yml
@@ -7,6 +7,7 @@ on:
 
 jobs:
   check-code:
+    runs-on: ubuntu-latest
     steps:
     - name: Check out code
       uses: actions/checkout@v2
diff --git a/.github/workflows/unit-tests.yml b/.github/workflows/unit-tests.yml
index 1e614297778..d6d5baa9976 100644
--- a/.github/workflows/unit-tests.yml
+++ b/.github/workflows/unit-tests.yml
@@ -4,11 +4,12 @@
 name: Unit tests
 
 on:
+  workflow_call:
   push:
     branches: [ main ]
 
 jobs:
-  build:
+  unit-tests:
 
     runs-on: ubuntu-latest