diff --git a/VocalEasel.xcodeproj/project.pbxproj b/VocalEasel.xcodeproj/project.pbxproj
index 2a5bbbf..51e1b99 100644
--- a/VocalEasel.xcodeproj/project.pbxproj
+++ b/VocalEasel.xcodeproj/project.pbxproj
@@ -763,7 +763,7 @@
 			);
 			runOnlyForDeploymentPostprocessing = 0;
 			shellPath = /bin/sh;
-			shellScript = "$BUILT_PRODUCTS_DIR/VocalEasel.app/Contents/Resources/bin/mmaWrapper -g\n$SRCROOT/Tools/rebuildGrooves $BUILT_PRODUCTS_DIR/VocalEasel.app/Contents/Resources/share/mma/lib $BUILT_PRODUCTS_DIR/VocalEasel.app/Contents/Resources/Grooves.plist\n";
+			shellScript = "\"$BUILT_PRODUCTS_DIR\"/VocalEasel.app/Contents/Resources/bin/mmaWrapper -g\n\"$SRCROOT\"/Tools/rebuildGrooves \"$BUILT_PRODUCTS_DIR\"/VocalEasel.app/Contents/Resources/share/mma/lib \"$BUILT_PRODUCTS_DIR\"/VocalEasel.app/Contents/Resources/Grooves.plist\n";
 		};
 /* End PBXShellScriptBuildPhase section */