diff --git a/configs/br4_defconfig b/configs/br4_defconfig
index 9d91933..5655d54 100644
--- a/configs/br4_defconfig
+++ b/configs/br4_defconfig
@@ -1,2 +1,3 @@
 CONFIG_BLACKFIN=y
 CONFIG_TARGET_BR4=y
+CONFIG_CC_OPTIMIZE_LIBS_FOR_SPEED=y