diff --git a/Makefile b/Makefile
index 1aa720f..4b3bfed 100755
--- a/Makefile
+++ b/Makefile
@@ -118,6 +118,7 @@ $(CACHE_SLIDES_DIR)/%.mdpp.md: $(SLIDES_DIR)/%.mdpp
 	cd .marp && $(MAKE) theme.css
 
 watch: ## run development server
+	$(MAKE) autoslide
 	pipenv run honcho start 
 
 autoslide: