diff --git a/src/OpenTK/.gitignore b/src/OpenTK/.gitignore
new file mode 100644
index 00000000..e1aea09d
--- /dev/null
+++ b/src/OpenTK/.gitignore
@@ -0,0 +1,2 @@
+#ignore the Resources designer file, as this is generated.
+Resource.designer.cs