diff --git a/appveyor.yml b/appveyor.yml
index b589bc20..43275c8b 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -36,9 +36,9 @@ before_build:
 - mingw32-make --version
 
 build_script:
-- cmd: mingw32-make.exe -C src MINGW=1 WARNINGMODE=1 NOASM=1 NOUPX=1 GCC52=1 SDL=1 ECHO=1 clean
+- cmd: mingw32-make.exe -C src MINGW=1 WARNINGMODE=1 NOASM=1 NOUPX=1 GCC52=1 SDL=1 ECHO=1 cleandep >nul|| exit 0
 #- cmd: mingw32-make.exe -C src MINGW=1 WARNINGMODE=1 NOASM=1 NOUPX=1 GCC52=1 SDL=1 DEBUGMODE=1 clean
-- cmd: mingw32-make.exe -C src MINGW=1 WARNINGMODE=1 NOASM=1 NOUPX=1 GCC52=1 SDL=1
+- cmd: mingw32-make.exe -C src MINGW=1 WARNINGMODE=1 NOASM=1 NOUPX=1 GCC52=1 SDL=1 ERRORMODE=1
 #- cmd: mingw32-make.exe -C src MINGW=1 WARNINGMODE=1 NOASM=1 NOUPX=1 GCC52=1 SDL=1 DEBUGMODE=1
 #- cmd: mingw32-make.exe -C src MINGW=1 WARNINGMODE=1 NOASM=1 NOUPX=1 GCC52=1 SDL=1 clean
 #- cmd: mingw32-make.exe -C src MINGW=1 WARNINGMODE=1 NOASM=1 NOUPX=1 GCC52=1 SDL=1 DEBUGMODE=1 clean