diff --git a/src/discover/language.c b/src/discover/language.c
index 951597c5..7e9d98f4 100644
--- a/src/discover/language.c
+++ b/src/discover/language.c
@@ -174,6 +174,7 @@ static const ext_entry_t EXT_TABLE[] = {
     {".mdx", CBM_LANG_MARKDOWN},
 
     /* MATLAB */
+    {".m", CBM_LANG_MATLAB},
     {".matlab", CBM_LANG_MATLAB},
     {".mlx", CBM_LANG_MATLAB},