diff --git a/.gitignore b/.gitignore
index 48c20bc..07e02ca 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,6 +1,10 @@
 Session.vim
-Emulator
-build/*
 .undodir
 .ccls
-.tup/*
+##### TUP GITIGNORE #####
+##### Lines below automatically generated by Tup.
+##### Do not edit.
+.tup
+/.gitignore
+/Emulator
+/build
diff --git a/Tupfile b/Tupfile
index 18bf392..7dec338 100644
--- a/Tupfile
+++ b/Tupfile
@@ -10,3 +10,5 @@ PROG      = Emulator
 
 : foreach $(SRC_DIR)/*.cpp |> $(CXX) $(CPPFLAGS) $(CXXFLAGS) -c %f -o %o |> $(BUILD_DIR)/%B.o
 : $(BUILD_DIR)/*.o |> $(CXX) %f $(LDFLAGS) $(LIBS) -o %o |> $(PROG)
+
+.gitignore