diff --git a/assets/icons/umm.png b/assets/icons/umm.png
new file mode 100644
index 00000000..7c5017eb
Binary files /dev/null and b/assets/icons/umm.png differ
diff --git a/src/data/languages.json b/src/data/languages.json
index 0525afca..bc8b154e 100644
--- a/src/data/languages.json
+++ b/src/data/languages.json
@@ -380,6 +380,10 @@
             "language": "tex",
             "image": "tex"
         },
+        {
+            "language": "umjunsik",
+            "image": "umm"
+        },
         {
             "language": "vb",
             "image": "vb"
@@ -1552,6 +1556,9 @@
         ".twig": {
             "image": "twig"
         },
+        ".umm": {
+            "image": "umm"
+        },
         ".v": {
             "image": "v"
         },