diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 4916921c..324d6ad2 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -8,6 +8,13 @@ jobs:
       fail-fast: false
       matrix:
         include:
+          - BUILD_TYPE: Debug
+            WITH_BFD: yes
+            PYTHON_VERSION: '3.12'
+            TEST_SYMPY: yes
+            OS: ubuntu-20.04
+            CC: gcc
+
           - BUILD_TYPE: Debug
             WITH_BFD: yes
             PYTHON_VERSION: '3.11'
@@ -138,7 +145,7 @@ jobs:
 
     steps:
     - name: Checkout code
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
 
     - name: Build and test symengine
       shell: bash