diff --git a/external/.gitignore b/external/.gitignore
index 23913fb3f..fd44a85b6 100644
--- a/external/.gitignore
+++ b/external/.gitignore
@@ -1,4 +1,5 @@
 *
+!.gitignore
 !CMakeLists.txt
 !CImg
 !CImg/*
diff --git a/themes/.gitignore b/themes/.gitignore
new file mode 100644
index 000000000..d76e73669
--- /dev/null
+++ b/themes/.gitignore
@@ -0,0 +1,6 @@
+*
+!.gitignore
+!modern-DE
+!modern-DE/**
+!slate-DE
+!slate-DE/**