diff --git a/services/surfaceflinger/Android.mk b/services/surfaceflinger/Android.mk
index 1a8f243..b2bc550 100644
--- a/services/surfaceflinger/Android.mk
+++ b/services/surfaceflinger/Android.mk
@@ -51,10 +51,8 @@
 	LOCAL_CFLAGS += -DTARGET_DISABLE_TRIPLE_BUFFERING
 endif
 
-ifneq ($(TARGET_FORCE_HWC_FOR_VIRTUAL_DISPLAYS),)
-    LOCAL_CFLAGS += -DFORCE_HWC_COPY_FOR_VIRTUAL_DISPLAYS=false
-else
-    LOCAL_CFLAGS += -DFORCE_HWC_COPY_FOR_VIRTUAL_DISPLAYS=true
+ifeq ($(TARGET_FORCE_HWC_FOR_VIRTUAL_DISPLAYS),true)
+    LOCAL_CFLAGS += -DFORCE_HWC_COPY_FOR_VIRTUAL_DISPLAYS
 endif
 
 ifneq ($(NUM_FRAMEBUFFER_SURFACE_BUFFERS),)
diff --git a/services/surfaceflinger/DisplayHardware/VirtualDisplaySurface.cpp b/services/surfaceflinger/DisplayHardware/VirtualDisplaySurface.cpp
index 0d6cbb4..bbe8d68 100644
--- a/services/surfaceflinger/DisplayHardware/VirtualDisplaySurface.cpp
+++ b/services/surfaceflinger/DisplayHardware/VirtualDisplaySurface.cpp
@@ -22,7 +22,11 @@
 namespace android {
 // ---------------------------------------------------------------------------
 
-static bool sForceHwcCopy = FORCE_HWC_COPY_FOR_VIRTUAL_DISPLAYS;
+#if defined(FORCE_HWC_COPY_FOR_VIRTUAL_DISPLAYS)
+static const bool sForceHwcCopy = true;
+#else
+static const bool sForceHwcCopy = false;
+#endif
 
 #define VDS_LOGE(msg, ...) ALOGE("[%s] "msg, \
         mDisplayName.string(), ##__VA_ARGS__)