diff --git a/data/langdb.yaml b/data/langdb.yaml
index 4148a0f..c8def5e 100644
--- a/data/langdb.yaml
+++ b/data/langdb.yaml
@@ -186,7 +186,7 @@ languages:
   gbm: [Deva, [AS], गढ़वळि]
   gbz: [Latn, [AS], Dari-e Mazdeyasnā]
   gcf: [Latn, [AM], Guadeloupean Creole French]
-  gcr: [Latn, [AM], Kriyòl Gwiyannen]
+  gcr: [Latn, [AM], kréyòl gwiyanè]
   gd: [Latn, [EU], Gàidhlig]
   gez: [Ethi, [AF], ግዕዝ]
   gl: [Latn, [EU], galego]
diff --git a/language-data.json b/language-data.json
index 450f71b..84949b6 100644
--- a/language-data.json
+++ b/language-data.json
@@ -1175,7 +1175,7 @@
             [
                 "AM"
             ],
-            "Kriyòl Gwiyannen"
+            "kréyòl gwiyanè"
         ],
         "gd": [
             "Latn",