diff --git a/test/.valgrind-suppressions b/test/.valgrind-suppressions
index 3ffcd8139..ffd4a6bd9 100644
--- a/test/.valgrind-suppressions
+++ b/test/.valgrind-suppressions
@@ -230,6 +230,21 @@
    fun:NewDatabase
    fun:XrmGetStringDatabase
 }
+{
+   XrmGetStringDatabase is fairly obnoxious about leaving reachable memory around
+   Memcheck:Leak
+   fun:malloc
+   fun:_XlcSetConverter
+   fun:_XlcInitCTInfo
+   fun:initialize
+   fun:initialize
+   fun:_XlcCreateLC
+   fun:_XlcUtf8Loader
+   fun:_XOpenLC
+   fun:_XrmInitParseInfo
+   fun:NewDatabase
+   fun:XrmGetStringDatabase
+}
 {
    pthread initialization seems to leave some memory possibly lost
    Memcheck:Leak