diff --git a/crawl-ref/source/target.cc b/crawl-ref/source/target.cc
index c4529c555c..90a1ce5d4f 100644
--- a/crawl-ref/source/target.cc
+++ b/crawl-ref/source/target.cc
@@ -569,7 +569,7 @@ bool targeter_dig::valid_aim(coord_def a)
 {
     if (a == origin)
         return notify_fail("Please select a direction to dig.");
-    if ((origin - a).rdist() > range || !in_bounds(a))
+    if ((origin - a).rdist() > range)
         return notify_fail("Out of range.");
     int possible_squares_affected;
     if (aim_test_cache.count(a))
@@ -584,8 +584,8 @@ bool targeter_dig::valid_aim(coord_def a)
         {
             possible_squares_affected = 0;
             for (auto p : path_taken)
-                if (beam.can_affect_wall(p) ||
-                        in_bounds(p) && env.map_knowledge(p).feat() == DNGN_UNSEEN)
+                if (in_bounds(p) && 
+			(beam.can_affect_wall(p) || env.map_knowledge(p).feat() == DNGN_UNSEEN))
                 {
                     possible_squares_affected++;
                 }