diff --git a/.github/workflows/code-checks.yml b/.github/workflows/code-checks.yml
index 96088547634c5..d1736f33c0469 100644
--- a/.github/workflows/code-checks.yml
+++ b/.github/workflows/code-checks.yml
@@ -69,6 +69,15 @@ jobs:
       run: ci/code_checks.sh single-docs
       if: ${{ steps.build.outcome == 'success' }}
 
+    - name: List symbols in np_datetime.o
+      run: objdump -t build/temp.linux-x86_64-cpython-38/pandas/_libs/tslibs/src/datetime/np_datetime.o
+
+    - name: List symbols in np_datetime.so
+      run: nm -gD pandas/_libs/tslibs/np_datetime.cpython-38-x86_64-linux-gnu.so
+
+    - name: List symbols in timestamps.so
+      run: nm -gD pandas/_libs/tslibs/timestamps.cpython-38-x86_64-linux-gnu.so
+
     - name: Run checks on imported code
       run: ci/code_checks.sh code
       if: ${{ steps.build.outcome == 'success' }}
@@ -134,6 +143,15 @@ jobs:
         asv machine --yes
         asv run --quick --dry-run --strict --durations=30 --python=same
 
+    - name: List symbols in np_datetime.o
+      run: objdump -t build/temp.linux-x86_64-cpython-38/pandas/_libs/tslibs/src/datetime/np_datetime.o
+
+    - name: List symbols in np_datetime.so
+      run: nm -gD pandas/_libs/tslibs/np_datetime.cpython-38-x86_64-linux-gnu.so
+
+    - name: List symbols in timestamps.so
+      run: nm -gD pandas/_libs/tslibs/timestamps.cpython-38-x86_64-linux-gnu.so
+
   build_docker_dev_environment:
     name: Build Docker Dev Environment
     runs-on: ubuntu-latest