diff --git a/Makefile b/Makefile
index 6c52c5e9440ca616e2e5f77f06560c5ffa265102..4379de91b055aaec6739b9a72513328e42a609c0 100644
--- a/Makefile
+++ b/Makefile
@@ -1,5 +1,5 @@
 NAME = pil-trigger-gui
-MAIN = pil-trigger.py
+MAIN = PilTrigger.py
 
 DIRNAME = $(NAME:-gui=)
 PY_FILES += $(wildcard src/*.py)