diff --git a/src/tools/valgrind.supp b/src/tools/valgrind.supp
index ec47a228ae..72ef2a9fb1 100644
--- a/src/tools/valgrind.supp
+++ b/src/tools/valgrind.supp
@@ -112,6 +112,14 @@
 	fun:BootStrapXLOG
 }
 
+{
+	padding_slru_page_write
+	Memcheck:Param
+	write(buf)
+	...
+	fun:SlruPhysicalWritePage
+}
+
 {
 	bootstrap_write_relmap_overlap
 	Memcheck:Overlap