diff --git a/.github/workflows/main.pr.yml b/.github/workflows/main.pr.yml
index 7bb0112b..3aed35f9 100644
--- a/.github/workflows/main.pr.yml
+++ b/.github/workflows/main.pr.yml
@@ -126,15 +126,14 @@ jobs:
           yarn test ${t:+-t ${t}} ${m:+-m ${m}} ${{ matrix.args }}
 
       - name: Test importing
-        continue-on-error: true
         if: ${{ steps.source_files_changed.outputs.any_modified	== 'true' && matrix.target != 'src' }}
         env:
           t: "${{ matrix.target }}"
           m: "${{ matrix.module }}"
         run: |
-          set -x;
           targetdir="./targets${t:+/${t}}${m:+/${m}}";
           pkg_name="$(jq -r '.name' "${targetdir}/package.json")";
+          pkg_type="$(jq -r '.type' "${targetdir}/package.json")";
           # Install the package into a temp dir
           _tmp="$(mktemp -d)";
           mkdir -p "$(dirname "${_tmp}/node_modules/${pkg_name}")";
@@ -142,10 +141,17 @@ jobs:
           cd "${_tmp}/node_modules/${pkg_name}";
           npm i;
           cd "${_tmp}/";
-          # Attempt to import as CommonJS
-          node -e "require('${pkg_name}')" || true;
-          # Attempt to import as ESModule
-          node --input-type=module -e "import '${pkg_name}'" || true;
+          set -x;
+          if test "${pkg_type}" = "module"; then
+            # Test importing as ESModule
+            node --input-type=module -e "import '${pkg_name}'";
+          else
+            # Test importing as CommonJS
+            node --input-type=commonjs -e "require('${pkg_name}')";
+            # Test importing CommonJS module but allow it to fail
+            node --input-type=module -e "import '${pkg_name}'" || true;
+          fi
+          set +x;
           cd /;
           rm -rf "${_tmp}";