diff --git a/Makefile b/Makefile
index 2d09a85..894a124 100644
--- a/Makefile
+++ b/Makefile
@@ -18,13 +18,16 @@ config:
 	cp docs/config.yaml config.bak
 	# Check the OS and set the sed command accordingly
 	if [ "$(uname)" == "Darwin" ]; then \
-	    sed_command="sed -i ''"; \
+	    sed_command="sed -i .bak"; \
 	else \
 	    sed_command="sed -i"; \
 	fi
+	# Debug the sed command
+	echo "Using sed command: $(sed_command)"
+
 	# Replace "BRANCH" in config.yaml with the value of VERSION
-	$(sed_command) "s/BRANCH/$(VERSION)/g" docs/config.yaml
-	
+	$(sed_command) 's/BRANCH/$(VERSION)/g' docs/config.yaml
+
 build: config
 	echo $(VERSIONS)
 	cd docs && hugo.old --minify --theme book --destination="$(OUTPUT)/$(PRODUCT)/$(VERSION)" \