diff --git a/configure.ac b/configure.ac
index ce5a25a..d708147 100644
--- a/configure.ac
+++ b/configure.ac
@@ -40,7 +40,7 @@ MATE_COMPILE_WARNINGS([maximum])
 
 AM_GLIB_GNU_GETTEXT
 
-GLIB_REQUIRED=2.25.0
+GLIB_REQUIRED=2.36.0
 GIO_REQUIRED=2.25.12
 GTK_REQUIRED=2.14.0
 VTE_REQUIRED=0.27.1
@@ -58,7 +58,7 @@ AC_MSG_RESULT([$with_gtk])
 
 case "$with_gtk" in
   2.0) GTK_API_VERSION=2.0
-       GTK_REQUIRED=2.18.0
+       GTK_REQUIRED=2.24.0
        VTE_PC_VERSION=
        ;;
   3.0) GTK_API_VERSION=3.0