diff --git a/firmware/config/boards/microrusefi/compile_mre_f4.sh b/firmware/config/boards/microrusefi/compile_mre_f4.sh
index 6f00bea0b5..23c9368811 100755
--- a/firmware/config/boards/microrusefi/compile_mre_f4.sh
+++ b/firmware/config/boards/microrusefi/compile_mre_f4.sh
@@ -1,5 +1,5 @@
 #!/bin/bash
 
-# export USE_OPENBLT=yes
+export USE_OPENBLT=yes
 
 bash ../common_make.sh microrusefi ARCH_STM32F4