diff --git a/configure.ac b/configure.ac
index 7589a99f..924faa89 100644
--- a/configure.ac
+++ b/configure.ac
@@ -80,7 +80,7 @@ MAINTAINER_COMPILER_FLAGS=${MAINTAINER_COMPILER_FLAGS#*  }
 AC_SUBST(MAINTAINER_COMPILER_FLAGS)
 
 GLIB_MIN_VERSION=2.43.4
-GTK_MIN_VERSION=3.15.4
+GTK_MIN_VERSION=3.19.1
 ECAL_REQUIRED=3.13.90
 EDATASERVER_REQUIRED=3.17.1
 EDATASERVERUI_REQUIRED=3.17.1