diff --git a/.appveyor.yml b/.appveyor.yml
index dbf6ee22..4ecf9632 100644
--- a/.appveyor.yml
+++ b/.appveyor.yml
@@ -160,7 +160,13 @@ install:
 
 build: off
 
-test_script: ci\build.bat
+test_script: |
+  if defined ADDPATH (
+    cd %ADDPATH%
+    dir
+    cd %APPVEYOR_BUILD_FOLDER%
+  )
+  ci\build.bat
 
 for:
   # CodeCov coverage build
diff --git a/ci/run.bat b/ci/run.bat
new file mode 100644
index 00000000..b5a57c90
--- /dev/null
+++ b/ci/run.bat
@@ -0,0 +1,15 @@
+@echo off
+echo PATH=%PATH%
+
+if EXIST C:\mingw-w64\i686-8.1.0-posix-dwarf-rt_v6-rev0\mingw32\bin (
+    cd C:\mingw-w64\i686-8.1.0-posix-dwarf-rt_v6-rev0\mingw32\bin
+    dir
+) ELSE (
+    echo MISSING MINGW
+)
+if DEFINED ADDPATH (
+    ECHO %ADDPATH%
+    cd %ADDPATH%
+    dir
+    cd %APPVEYOR_BUILD_FOLDER%
+)
\ No newline at end of file