diff --git a/glib.supp b/glib.supp
index ab1b1f9dc..b70addb9b 100644
--- a/glib.supp
+++ b/glib.supp
@@ -492,6 +492,15 @@
 	fun:g_system_thread_new
 }
 
+{
+	g-system-thread-init-malloc
+	Memcheck:Leak
+	match-leak-kinds:possible,reachable
+	fun:malloc
+	...
+	fun:g_system_thread_new
+}
+
 {
 	g-task-thread-pool-init
 	Memcheck:Leak