diff --git a/qt/5.x.x/conanfile.py b/qt/5.x.x/conanfile.py
index a83cfaf..d763531 100644
--- a/qt/5.x.x/conanfile.py
+++ b/qt/5.x.x/conanfile.py
@@ -399,7 +399,7 @@ def requirements(self):
             if is_apple_os(self):
                 self.requires("moltenvk/1.2.2")
         if self.options.with_glib:
-            self.requires("glib/2.78.3")
+            self.requires("glib/2.81.0")
         # if self.options.with_libiconv: # QTBUG-84708
         #     self.requires("libiconv/1.16")# QTBUG-84708
         if self.options.with_doubleconversion and not self.options.multiconfiguration: