diff --git a/libnotify/notify.c b/libnotify/notify.c
index 7f72972..ce5a97b 100644
--- a/libnotify/notify.c
+++ b/libnotify/notify.c
@@ -161,7 +161,7 @@ notify_init (const char *app_name)
 
         notify_set_app_name (app_name);
 
-#if !GLIB_CHECK_VERSION (2, 36, 0)
+#ifndef GLIB_VERSION_2_36
         g_type_init ();
 #endif
 
diff --git a/tests/test-error.c b/tests/test-error.c
index afcb59b..66d7675 100644
--- a/tests/test-error.c
+++ b/tests/test-error.c
@@ -29,7 +29,7 @@ main ()
 {
         NotifyNotification *n;
 
-#if !GLIB_CHECK_VERSION (2, 36, 0)
+#ifndef GLIB_VERSION_2_36
         g_type_init ();
 #endif
 
diff --git a/tests/test-replace.c b/tests/test-replace.c
index ec7b5fc..5af0c27 100644
--- a/tests/test-replace.c
+++ b/tests/test-replace.c
@@ -28,7 +28,7 @@ main ()
         GError             *error;
         error = NULL;
 
-#if !GLIB_CHECK_VERSION (2, 36, 0)
+#ifndef GLIB_VERSION_2_36
         g_type_init ();
 #endif
 
diff --git a/tools/notify-send.c b/tools/notify-send.c
index 88599bf..6214a40 100644
--- a/tools/notify-send.c
+++ b/tools/notify-send.c
@@ -225,7 +225,7 @@ main (int argc, char *argv[])
 
         setlocale (LC_ALL, "");
 
-#if !GLIB_CHECK_VERSION (2, 36, 0)
+#ifndef GLIB_VERSION_2_36
         g_type_init ();
 #endif