diff --git a/cube/Makefile b/cube/Makefile
index f0448aa..e240807 100644
--- a/cube/Makefile
+++ b/cube/Makefile
@@ -37,7 +37,7 @@ BUILD_DIR = build
 ######################################
 # C sources
 C_SOURCES =  \
-User/Src/counter.c User/Src/adminCmds.c User/Src/cmdHandler.c User/Src/config.c User/Src/configCmds.c User/Src/eeprom.c User/Src/logger.c User/Src/main2.c User/Src/ports.c User/Src/regularCmds.c User/Src/ringbuffer.c User/Src/show.c User/Src/utils.c User/Src/wizHelper.c hottislib/PontCoopScheduler.c  \
+User/Src/sha256.c User/Src/counter.c User/Src/adminCmds.c User/Src/cmdHandler.c User/Src/config.c User/Src/configCmds.c User/Src/eeprom.c User/Src/logger.c User/Src/main2.c User/Src/ports.c User/Src/regularCmds.c User/Src/ringbuffer.c User/Src/show.c User/Src/utils.c User/Src/wizHelper.c hottislib/PontCoopScheduler.c  \
 Core/Src/main.c \
 Core/Src/gpio.c \
 Core/Src/spi.c \
@@ -204,4 +204,4 @@ clean:
 #######################################
 -include $(wildcard $(BUILD_DIR)/*.d)
 
-# *** EOF ***
+# *** EOF ***