diff --git a/VERSION b/VERSION
index 266146b..9edc58b 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-1.6.3
+1.6.4
diff --git a/pyproject.toml b/pyproject.toml
index 0bc2d71..6b22172 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -43,7 +43,7 @@ dependencies = [
     "waitress ==2.1.2",
     "expiringdict ==1.2.2",
     "langdetect==1.0.9",
-    "lexilang==1.0.3",
+    "lexilang==1.0.4",
     "morfessor ==2.0.6",
     "appdirs ==1.4.4",
     "APScheduler ==3.9.1",