diff --git a/pkgs/applications/audio/yasr/10_fix_openpty_forkpty_declarations b/pkgs/applications/audio/yasr/10_fix_openpty_forkpty_declarations.patch
similarity index 100%
rename from pkgs/applications/audio/yasr/10_fix_openpty_forkpty_declarations
rename to pkgs/applications/audio/yasr/10_fix_openpty_forkpty_declarations.patch
diff --git a/pkgs/applications/audio/yasr/20_maxpathlen b/pkgs/applications/audio/yasr/20_maxpathlen.patch
similarity index 100%
rename from pkgs/applications/audio/yasr/20_maxpathlen
rename to pkgs/applications/audio/yasr/20_maxpathlen.patch
diff --git a/pkgs/applications/audio/yasr/30_conf b/pkgs/applications/audio/yasr/30_conf.patch
similarity index 100%
rename from pkgs/applications/audio/yasr/30_conf
rename to pkgs/applications/audio/yasr/30_conf.patch
diff --git a/pkgs/applications/audio/yasr/40_dectalk_extended_chars b/pkgs/applications/audio/yasr/40_dectalk_extended_chars.patch
similarity index 100%
rename from pkgs/applications/audio/yasr/40_dectalk_extended_chars
rename to pkgs/applications/audio/yasr/40_dectalk_extended_chars.patch
diff --git a/pkgs/applications/audio/yasr/default.nix b/pkgs/applications/audio/yasr/default.nix
index 68423197f3c..fed2ee0d8f7 100644
--- a/pkgs/applications/audio/yasr/default.nix
+++ b/pkgs/applications/audio/yasr/default.nix
@@ -11,10 +11,10 @@ stdenv.mkDerivation rec {
   };
 
   patches = [
-    ./10_fix_openpty_forkpty_declarations
-    ./20_maxpathlen
-    ./30_conf
-    ./40_dectalk_extended_chars
+    ./10_fix_openpty_forkpty_declarations.patch
+    ./20_maxpathlen.patch
+    ./30_conf.patch
+    ./40_dectalk_extended_chars.patch
   ]; # taken from the debian yasr package
 
   meta = {