diff --git a/options.mk b/options.mk
index a57ad492..ba85d71b 100644
--- a/options.mk
+++ b/options.mk
@@ -907,7 +907,7 @@ ifeq ($(WOLFHSM_CLIENT),1)
   ifneq ($(WOLFHSM_CLIENT_LOCAL_KEYS),1)
     KEYGEN_OPTIONS += --nolocalkeys
     CFLAGS += -DWOLFBOOT_USE_WOLFHSM_PUBKEY_ID
-	# big enough for cert chain
+    # big enough for cert chain
     CFLAGS += -DWOLFHSM_CFG_COMM_DATA_LEN=5000
   endif