diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index c7f805307..d4c419e99 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -185,6 +185,10 @@ jobs:
             cc: gcc-9
             cxx: g++-9
             cmake_flags: "-DOPENFPGA_WITH_VERSION=OFF"
+          - name: "Build w/o SWIG support (Ubuntu 20.04)"
+            cc: gcc-9
+            cxx: g++-9
+            cmake_flags: "-DOPENFPGA_WITH_SWIG=OFF"
     # Define the steps to run the build job
     env:
       CC: ${{ matrix.config.cc }}
@@ -272,6 +276,7 @@ jobs:
           - name: quicklogic_reg_test
           - name: vtr_benchmark_reg_test
           - name: iwls_benchmark_reg_test
+          - name: tcl_reg_test
     steps:
       - name: Cancel previous
         uses: styfle/cancel-workflow-action@0.9.1
@@ -329,6 +334,7 @@ jobs:
           - name: quicklogic_reg_test
           - name: vtr_benchmark_reg_test
           - name: iwls_benchmark_reg_test
+          - name: tcl_reg_test
     steps:
       - name: Cancel previous
         uses: styfle/cancel-workflow-action@0.9.1
diff --git a/openfpga_flow/regression_test_scripts/tcl_test.sh b/openfpga_flow/regression_test_scripts/tcl_reg_test.sh
similarity index 100%
rename from openfpga_flow/regression_test_scripts/tcl_test.sh
rename to openfpga_flow/regression_test_scripts/tcl_reg_test.sh