diff --git a/dist/info/fceumm_libretro.info b/dist/info/fceumm_libretro.info
index 986fb033..cd9c5505 100644
--- a/dist/info/fceumm_libretro.info
+++ b/dist/info/fceumm_libretro.info
@@ -1,6 +1,6 @@
 display_name = "NES / Famicom (FCEUmm)"
 authors = "FCEU Team|CaH4e3"
-supported_extensions = "fds|nes|unif"
+supported_extensions = "fds|nes|unif|unf"
 corename = "FCEUmm"
 manufacturer = "Nintendo"
 categories = "Emulator"