diff --git a/org.telegram.desktop.yml b/org.telegram.desktop.yml
index dca7de2..82311eb 100644
--- a/org.telegram.desktop.yml
+++ b/org.telegram.desktop.yml
@@ -336,8 +336,8 @@ modules:
       - -Dtests=false
     sources:
       - type: archive
-        url: https://download.gnome.org/sources/glib/2.78/glib-2.78.0.tar.xz
-        sha256: 44eaab8b720877ce303c5540b657b126f12dc94972d9880b52959f43fb537b30
+        url: https://download.gnome.org/sources/glib/2.78/glib-2.78.1.tar.xz
+        sha256: 915bc3d0f8507d650ead3832e2f8fb670fce59aac4d7754a7dab6f1e6fed78b2
         x-checker-data:
           type: gnome
           name: glib