diff --git a/build_sdl.sh b/build_sdl.sh
index 8ebe2c7..bcfd7b1 100755
--- a/build_sdl.sh
+++ b/build_sdl.sh
@@ -1,9 +1,9 @@
 #!/bin/bash
 . ./environment.sh
 pushd sdl/sdl1.3/Xcode-iPhoneOS/SDL
-xcodebuild -project SDLiPhoneOS.xcodeproj -target libSDL
+xcodebuild -project SDLiPhoneOS.xcodeproj -target libSDL -configuration Debug -sdk iphoneos5.0
 popd
 
 #the binarie is under sdl/sdl1.3/Xcode-iPhoneOS/SDL/build/Release-Universal/
-cp sdl/sdl1.3/Xcode-iPhoneOS/SDL/build/Release-iPhoneOS/libSDL.a $BUILDROOT/lib
+cp sdl/sdl1.3/Xcode-iPhoneOS/SDL/build/Debug-iPhoneOS/libSDL.a $BUILDROOT/lib
 cp -a sdl/sdl1.3/include $BUILDROOT/include/SDL 
diff --git a/environment.sh b/environment.sh
index b7bf049..bd6d324 100755
--- a/environment.sh
+++ b/environment.sh
@@ -20,6 +20,10 @@ export KIVYIOSROOT="$ROOT"
 set -x
 if [ ! -d $BUILDROOT ]; then
 	try mkdir $BUILDROOT
+fi
+if [ ! -d $BUILDROOT/include ]; then
 	try mkdir $BUILDROOT/include
+fi
+if [ ! -d $BUILDROOT/lib ]; then
 	try mkdir $BUILDROOT/lib
 fi