diff --git a/Makefile b/Makefile
index b113d15..c0626a0 100644
--- a/Makefile
+++ b/Makefile
@@ -12,7 +12,7 @@ enumerate: enumerate.o weyl.o thickenings.o
 	gcc $(OPTIONS) -o enumerate enumerate.o thickenings.o weyl.o
 
 idealbounds: idealbounds.o weyl.o
-	gcc $(OPTIONS) -o idealbounds idealbouds.o weyl.o
+	gcc $(OPTIONS) -o idealbounds idealbounds.o weyl.o
 
 enumerate.o: enumerate.c $(HEADERS)
 	gcc $(OPTIONS) -c enumerate.c