diff --git a/engine/nbproject/build-bullet-natives.xml b/engine/nbproject/build-bullet-natives.xml
index e021b83f6..15fce00ee 100644
--- a/engine/nbproject/build-bullet-natives.xml
+++ b/engine/nbproject/build-bullet-natives.xml
@@ -363,7 +363,7 @@
             <arg value="-DCMAKE_BUILD_TYPE=Release"/>
             <arg value="."/>
             <arg value="-G"/>
-            <arg value="'MinGW Makefiles'"/>
+            <arg value='"MinGW Makefiles"'/>
         </exec>
         <exec executable="${make.windows}" dir="${bullet.folder}"/>
     </target>