diff --git a/Makefile b/Makefile
index 341fb64..bef7b52 100755
--- a/Makefile
+++ b/Makefile
@@ -22,7 +22,7 @@ BOARD := BEACON_BIG
 MAX_PIN_COUNT := 32
 MAX_INPUT_PIN_COUNT := 8
 
-FIRMWARE_VERSION := \"0.5.1\"
+FIRMWARE_VERSION := \"0.5.2\"
 
 $(OUTPUT_DIRECTORY)/$(TARGETS).out: \
   LINKER_SCRIPT  := src/linker/nrf51822_qfaa.ld