diff --git a/gcc/config/arm/arm.c b/gcc/config/arm/arm.c
index ced4231..b9b1bf4 100644
--- a/gcc/config/arm/arm.c
+++ b/gcc/config/arm/arm.c
@@ -3381,6 +3381,10 @@ arm_option_override (void)

   /* Init initial mode for testing.  */
   thumb_flipper = TARGET_THUMB;
+
+  if (unaligned_access)
+    maybe_set_param_value (PARAM_VECT_MAX_PEELING_FOR_ALIGNMENT,
+			   0, global_options.x_param_values, global_options_set.x_param_values);
 }

 static void