diff --git a/.github/workflows/nightlyIntegrationTests.yml b/.github/workflows/nightlyIntegrationTests.yml
index 9a6ba8ab08ee..b70d83cd2266 100644
--- a/.github/workflows/nightlyIntegrationTests.yml
+++ b/.github/workflows/nightlyIntegrationTests.yml
@@ -95,6 +95,7 @@ jobs:
             -DLLVM_USE_SPLIT_DWARF=ON \
             -DMLIR_ENABLE_BINDINGS_PYTHON=ON \
             -DCIRCT_BINDINGS_PYTHON_ENABLED=ON \
+            -DPython3_EXECUTABLE=python3.8 \
             -DLLVM_LIT_ARGS="-v --show-unsupported ${{ matrix.lit-flags }}" \
             -DCIRCT_SLANG_FRONTEND_ENABLED=ON
 
diff --git a/.github/workflows/shortIntegrationTests.yml b/.github/workflows/shortIntegrationTests.yml
index 93cc4a453452..677d24f0654d 100644
--- a/.github/workflows/shortIntegrationTests.yml
+++ b/.github/workflows/shortIntegrationTests.yml
@@ -88,6 +88,7 @@ jobs:
             -DLLVM_USE_SPLIT_DWARF=ON \
             -DMLIR_ENABLE_BINDINGS_PYTHON=ON \
             -DCIRCT_BINDINGS_PYTHON_ENABLED=ON \
+            -DPython3_EXECUTABLE=python3.8 \
             -DLLVM_LIT_ARGS="-v --show-unsupported" \
             -DCIRCT_SLANG_FRONTEND_ENABLED=ON