diff --git a/Makefile b/Makefile
index 9f4c6d2..31474a8 100644
--- a/Makefile
+++ b/Makefile
@@ -1,10 +1,11 @@
 
 default: sillymachine
 
-sillymachine: ./src/sillymachine.adb
+sillymachine: ./src/sillymachine.adb ./src/*.adb ./src/*.ads  
 	gnatmake ./src/sillymachine.adb
 
-sillymachine.exe: ./src/sillymachine.adb
+sillymachine.exe: ./src/sillymachine.adb ./src/*.adb ./src/*.ads 
+
 	x86_64-w64-mingw32-gnatmake src/sillymachine.adb -lwinmm -lgdi32	
 
 all: sillymachine sillymachine.exe