diff --git a/board/cm-bf548/config.mk b/board/cm-bf548/config.mk
index 66c7368..f071a39 100644
--- a/board/cm-bf548/config.mk
+++ b/board/cm-bf548/config.mk
@@ -26,8 +26,8 @@
 # This is not actually used for Blackfin boards so do not change it
 #TEXT_BASE = do-not-use-me
 
-CFLAGS_lib_generic += -O2
-CFLAGS_lib_generic/lzma += -O2
+CFLAGS_lib += -O2
+CFLAGS_lib/lzma += -O2
 
 # Set some default LDR flags based on boot mode.
 LDR_FLAGS-BFIN_BOOT_PARA       := --dma 6