diff --git a/.github/actions/create-conda-env/action.yml b/.github/actions/create-conda-env/action.yml
index 02f190e2..a0637176 100644
--- a/.github/actions/create-conda-env/action.yml
+++ b/.github/actions/create-conda-env/action.yml
@@ -23,6 +23,7 @@ runs:
           conda deactivate
 
           echo "Installing CIRCT to conda area"
+          git submodule update --init ./conda-reqs/install-circt
           ./conda-reqs/install-circt/bin/download-release-or-nightly-circt.sh \
               -f circt-full-shared-linux-x64.tar.gz \
               -i $CONDA_PREFIX \
diff --git a/scripts/build-setup.sh b/scripts/build-setup.sh
index c2243969..d3644b26 100755
--- a/scripts/build-setup.sh
+++ b/scripts/build-setup.sh
@@ -154,6 +154,7 @@ if run_step "1"; then
     exit_if_last_command_failed
 
     # install circt into conda
+    git submodule update --init $CYDIR/conda-reqs/install-circt &&
     $CYDIR/conda-reqs/install-circt/bin/download-release-or-nightly-circt.sh \
         -f circt-full-shared-linux-x64.tar.gz \
         -i $CONDA_PREFIX \