diff --git a/lib/linguist/languages.yml b/lib/linguist/languages.yml
index 2037a56c..4e25f7b9 100644
--- a/lib/linguist/languages.yml
+++ b/lib/linguist/languages.yml
@@ -340,9 +340,6 @@ DCPU-16 ASM:
   - .dasm
   aliases:
   - dasm16
-
-Diff:
-  primary_extension: .diff
   
 DM:
   type: programming
@@ -352,6 +349,9 @@ DM:
   aliases:
   - byond
   
+Diff:
+  primary_extension: .diff
+
 Dylan:
   type: programming
   color: "#3ebc27"