diff --git a/contrib/sdk/sources/newlib/libc/Makefile b/contrib/sdk/sources/newlib/libc/Makefile
index 43505b8673..e83bf16fb0 100644
--- a/contrib/sdk/sources/newlib/libc/Makefile
+++ b/contrib/sdk/sources/newlib/libc/Makefile
@@ -553,7 +553,6 @@ ifeq ($(findstring static,$(MAKECMDGOALS)),static)
 
 LIB_SRCS:=  	$(STATIC_SRCS)
 LIB_OBJS:=  	$(STATIC_OBJS)
-CFLAGS += -DSTATIC_LIBC
 
 else
 
diff --git a/contrib/sdk/sources/newlib/libc/include/newlib.h b/contrib/sdk/sources/newlib/libc/include/newlib.h
index 4ac4d9fa3a..a6e3d3963b 100644
--- a/contrib/sdk/sources/newlib/libc/include/newlib.h
+++ b/contrib/sdk/sources/newlib/libc/include/newlib.h
@@ -187,6 +187,10 @@
 
 #define __DYNAMIC_REENT__
 
+#ifdef STATIC_LIBC
+  #define BUILD_LIBC
+#endif
+
 #ifdef BUILD_LIBC
   #define __EXPORT
   #define __IMPORT