diff --git a/pkgs/development/compilers/visual-c++/builder.sh b/pkgs/development/compilers/visual-c++/builder.sh
index cacf14f3077..137db50fb62 100644
--- a/pkgs/development/compilers/visual-c++/builder.sh
+++ b/pkgs/development/compilers/visual-c++/builder.sh
@@ -13,11 +13,14 @@ while read target; do
     read source
     echo "$source -> $target"
     ensureDir $out/$(dirname $target)
-    cp "$source" $out/"$target"
+    cp -p "$source" $out/"$target"
 done < $filemap
 
+# Make DLLs and executables executable.
+find $out \( -iname "*.dll" -o -iname "*.exe" -o -iname "*.config" \) -print0 | xargs -0 chmod +x
+
 cat > $out/setup  <<EOF
-export PATH="$out/VC/bin:$out/Common7/IDE:$sdkPath/bin:\$PATH"
-export LIB="$(cygpath -w -p "$out/VC/lib:$sdkPath/lib")"
-export INCLUDE="$(cygpath -w -p "$out/VC/include:$sdkPath/include")"
+export PATH="$out/VC/bin:$out/Common7/IDE:\$PATH"
+export LIB="$(cygpath -w -p "$out/VC/lib")"
+export INCLUDE="$(cygpath -w -p "$out/VC/include")"
 EOF