--- a/config/external/nss/nss.symbols
+++ b/config/external/nss/nss.symbols
@@ -446,22 +446,24 @@ PORT_ArenaAlloc_Util
 PORT_ArenaGrow_Util
 PORT_ArenaMark_Util
 PORT_ArenaRelease_Util
 PORT_ArenaStrdup
 PORT_ArenaStrdup_Util
 PORT_ArenaUnmark_Util
 PORT_ArenaZAlloc
 PORT_ArenaZAlloc_Util
+PORT_DestroyStackArena
 PORT_Free
 PORT_FreeArena
 PORT_FreeArena_Util
 PORT_Free_Util
 PORT_GetError
 PORT_GetError_Util
+PORT_InitStackArena
 PORT_NewArena
 PORT_NewArena_Util
 PORT_Realloc_Util
 PORT_RegExpSearch
 PORT_SetError
 PORT_SetError_Util
 PORT_SetUCS2_ASCIIConversionFunction
 PORT_SetUCS2_ASCIIConversionFunction_Util