diff --git a/tests/runtests.sh b/tests/runtests.sh
index f998f13..57d70c6 100755
--- a/tests/runtests.sh
+++ b/tests/runtests.sh
@@ -1,9 +1,13 @@
 #!/bin/bash
-if [ "$1" = "x86_64" ]; then
+PLATFORM=$1
+if [ "${PLATFORM}" = "x86_64" ]; then
     export WINEPREFIX=${HOME}/.wine64/
+    WINE=wine64
 else
     export WINEPREFIX=${HOME}/.wine/
+    WINE=wine
 fi
+export WINEPATH=/usr/lib/gcc/${PLATFORM}-w64-mingw32/4.6/
 
 read -a TEST_DLLS <<< $2
 
@@ -11,7 +15,7 @@ for filename in "${TEST_DLLS[@]}"
 do
     :
     echo "Testing $filename"
-    ./LoadDll.exe $filename
+    ${WINE} ./LoadDll.exe $filename
     if [ "$?" != "0" ]; then
         exit 1
     fi