diff --git a/configure.ac b/configure.ac
index 9f70c1f..641389a 100644
--- a/configure.ac
+++ b/configure.ac
@@ -53,6 +53,12 @@ dnl toolbar style for GSettings schemas
 TOOLBAR_STYLE="PLUMA_TOOLBAR_SYSTEM"
 AC_SUBST(TOOLBAR_STYLE)
 
+# GLib min/max required versions
+AC_DEFINE([GLIB_VERSION_MAX_ALLOWED], [GLIB_VERSION_2_36],
+	[Warn on use of APIs added after GLib 2.36])
+AC_DEFINE([GLIB_VERSION_MIN_REQUIRED], [GLIB_VERSION_2_36],
+	[Warn on use of APIs deprecated before GLib 2.36])
+
 dnl ===============================================================
 dnl Expanded dirs
 dnl ===============================================================