diff --git a/.appveyor.yml b/.appveyor.yml
index dbf6ee22..20ae69a6 100644
--- a/.appveyor.yml
+++ b/.appveyor.yml
@@ -163,6 +163,13 @@ build: off
 test_script: ci\build.bat
 
 for:
+  - matrix:
+      only: [FLAVOR: 'mingw64 (32-bit)']
+      build_script: |
+        echo %PATH%
+        cd %ADDPATH%
+        dir /s *.dll
+            
   # CodeCov coverage build
   - matrix:
       only: [COVERAGE: true]
diff --git a/.github/workflows/ci_tests.yml b/.github/workflows/ci_tests.yml
index d2ae15f4..39ca3d43 100644
--- a/.github/workflows/ci_tests.yml
+++ b/.github/workflows/ci_tests.yml
@@ -56,6 +56,12 @@ jobs:
       with:
         path: ${{env.DEP_DIR}}
         key: ${{matrix.os}}-${{matrix.generator}}-${{env.BOOST_VERSION}}
+    - name: COMPILERS
+      if: runner.os == 'windows-2019'
+      run: |
+        echo "PATH: $PATH"
+        which g++ || which c++ || true
+        find /c/ming* -name libgcc_s_seh*.dll -o -name libstdc++*.dll -o -name libwinpthread*.dll
     # Install newer CMake to be able to find Boost
     - name: Install CMake
       if: runner.os == 'Linux' && matrix.standalone == 'Boost'