diff --git a/changelog b/changelog
index 641e89361a01..2dda3f1678e1 100644
--- a/changelog
+++ b/changelog
@@ -5,6 +5,7 @@ Version 1.11.10+dev:
    * Bug #21643: Removing fog from a single hex no longer makes the hex ugly.
  * Miscellaneous and bug fixes:
    * Units can no longer be moved in linger mode (bug #21450).
+   * Changed: Updated valgrind suppression file.
 
 Version 1.11.10:
  * Add-ons client:
diff --git a/utils/valgrind_memcheck_suppressions.supp b/utils/valgrind_memcheck_suppressions.supp
index f27677b4c83f..f0c1627acad8 100644
--- a/utils/valgrind_memcheck_suppressions.supp
+++ b/utils/valgrind_memcheck_suppressions.supp
@@ -27,7 +27,22 @@
    fun:_ZN6config15attribute_valueaSERKSs
 }
 
+# Also don't complain when strtod is called from luaO_str2d
 
+{
+   strtod_does_not_require_initilization_of_eptr
+   Memcheck:Value8
+   fun:__GI___strncasecmp_l
+   fun:____strtod_l_internal
+   fun:_Z10luaO_str2dPKcmPd
+}
+{
+   strtod_does_not_require_initilization_of_eptr
+   Memcheck:Addr8
+   fun:__GI___strncasecmp_l
+   fun:____strtod_l_internal
+   fun:_Z10luaO_str2dPKcmPd
+}
 
 
 #SECTION: Static Pointers Initialized with new to force proper order of initialization