diff --git a/poky/meta/classes/crosssdk.bbclass b/poky/meta/classes/crosssdk.bbclass
index ddb98d2..03b0c60 100644
--- a/poky/meta/classes/crosssdk.bbclass
+++ b/poky/meta/classes/crosssdk.bbclass
@@ -21,10 +21,10 @@
 TARGET_CC_ARCH = "${SDK_CC_ARCH}"
 TARGET_LD_ARCH = "${SDK_LD_ARCH}"
 TARGET_AS_ARCH = "${SDK_AS_ARCH}"
-TARGET_CPPFLAGS = "${BUILD_CPPFLAGS}"
-TARGET_CFLAGS = "${BUILD_CFLAGS}"
-TARGET_CXXFLAGS = "${BUILD_CXXFLAGS}"
-TARGET_LDFLAGS = "${BUILD_LDFLAGS}"
+TARGET_CPPFLAGS = ""
+TARGET_CFLAGS = ""
+TARGET_CXXFLAGS = ""
+TARGET_LDFLAGS = ""
 TARGET_FPU = ""