diff --git a/m4.include/ac-glib.m4 b/m4.include/ac-glib.m4
index c7fd084..ff892c7 100644
--- a/m4.include/ac-glib.m4
+++ b/m4.include/ac-glib.m4
@@ -78,9 +78,9 @@ AC_DEFUN([AC_CHECK_GLIB], [
         AS_HELP_STRING([--with-glib-static], [Link glib statically @<:@no@:>@]))
 
     glib_found=no
-    PKG_CHECK_MODULES(GLIB, [glib-2.0 >= 2.14], [glib_found=yes], [:])
+    PKG_CHECK_MODULES(GLIB, [glib-2.0 >= 2.26], [glib_found=yes], [:])
     if test x"$glib_found" = xno; then
-        AC_MSG_ERROR([glib-2.0 not found or version too old (must be >= 2.14)])
+        AC_MSG_ERROR([glib-2.0 not found or version too old (must be >= 2.26)])
     fi
 
 ])