diff --git a/.github/workflows/tests-workflow.yml b/.github/workflows/tests-workflow.yml
index 722f623..de15610 100644
--- a/.github/workflows/tests-workflow.yml
+++ b/.github/workflows/tests-workflow.yml
@@ -8,8 +8,9 @@ jobs:
 
     strategy:
       matrix:
-        otp_version: ['23.x', '24.x', '25.x', '26.x']
+        otp_version: ['24.x', '25.x', '26.x']
         os: [ubuntu-20.04]
+        rebar3_version: [3.22.1]
         include:
           - mysql: mysql-5.7
             pg: 11
@@ -30,7 +31,7 @@ jobs:
         with:
           version-type: loose
           otp-version: ${{ matrix.otp_version}}
-          rebar3-version: 3.22.1
+          rebar3-version: ${{ matrix.rebar3_version}}
 
       # https://github.com/marketplace/actions/actions-setup-mysql
       - name: Install ${{ matrix.mysql }}