diff --git a/README.md b/README.md
index d804654a6..73555d7f4 100644
--- a/README.md
+++ b/README.md
@@ -6,7 +6,7 @@
 - python3.4 or higher
 - python3-gi
 - python3-gi-cairo
-- gir1.2-gtk-3.0
+- gir1.2-gtk-3.0 (>=3.22)
 - python3-nbxmpp
 - python3-openssl (>=0.14)
 - python3-pyasn1
diff --git a/gajim/gajim.py b/gajim/gajim.py
index bf3c957eb..dc49d1f16 100644
--- a/gajim/gajim.py
+++ b/gajim/gajim.py
@@ -56,7 +56,7 @@ from gajim.common import i18n
 from gajim.common import logging_helpers
 
 MIN_NBXMPP_VER = "0.6.4"
-MIN_GTK_VER = "3.20.0"
+MIN_GTK_VER = "3.22.0"
 
 
 class GajimApplication(Gtk.Application):