diff --git a/Makefile b/Makefile
index e9a916d..03c9015 100644
--- a/Makefile
+++ b/Makefile
@@ -69,7 +69,7 @@ endif
 
 install-plugin:
 	mkdir -p ${OBSIDIAN_PATH}.obsidian/plugins/copilot/
-	cp plugin/main.ts plugin/main.js plugin/styles.css plugin/manifest.json ${OBSIDIAN_PATH}.obsidian/plugins/copilot/
+	cp plugin/main.ts plugin/main.js plugin/styles.css plugin/manifest.json "${OBSIDIAN_PATH}.obsidian/plugins/copilot/"
 
 # Development
 dev: build