diff --git a/.gitattributes b/.gitattributes
new file mode 100644
index 0000000..d22bce5
--- /dev/null
+++ b/.gitattributes
@@ -0,0 +1,2 @@
+*.gpg filter=gpg diff=gpg
+*.asc filter=gpg diff=gpg
diff --git a/dot/.gitattributes b/dot/.gitattributes
new file mode 100644
index 0000000..d22bce5
--- /dev/null
+++ b/dot/.gitattributes
@@ -0,0 +1,2 @@
+*.gpg filter=gpg diff=gpg
+*.asc filter=gpg diff=gpg