diff --git a/doc/fixes34.2 b/doc/fixes34.2
index 55c4301c0..3dc3aa564 100644
--- a/doc/fixes34.2
+++ b/doc/fixes34.2
@@ -103,6 +103,7 @@ revived pet corpse from bones file should not be loyal to current player
 finding a statue trap you are about to dig should stop your occupation
 try to keep saddle at the same location as the steed corpse
 never display I symbol on the mounted hero/steed location
+pit digging is no longer stopped by a sleeping monster next to you
 
 
 Platform- and/or Interface-Specific Fixes
diff --git a/src/monmove.c b/src/monmove.c
index 5dc384f65..f0d1a156e 100644
--- a/src/monmove.c
+++ b/src/monmove.c
@@ -116,6 +116,7 @@ dochugw(mtmp)
 	    /* can see it now, or sense it and would normally see it */
 	    (canseemon(mtmp) ||
 		(sensemon(mtmp) && couldsee(mtmp->mx,mtmp->my))) &&
+	    mtmp->mcanmove &&
 	    !noattacks(mtmp->data) && !onscary(u.ux, u.uy, mtmp))
 		stop_occupation();
 
diff --git a/src/vision.c b/src/vision.c
index de9099307..e614bdd9d 100644
--- a/src/vision.c
+++ b/src/vision.c
@@ -587,7 +587,7 @@ vision_recalc(control)
 
 		    next_rmin[row] = min(next_rmin[row], col);
 		    next_rmax[row] = max(next_rmax[row], col);
-		    next_array[row][col] = IN_SIGHT;
+		    next_array[row][col] = IN_SIGHT | COULD_SEE;
 		}
 	}
 
@@ -601,7 +601,7 @@ vision_recalc(control)
 		next_row = next_array[row];
 
 		for(col=next_rmin[row]; col <= next_rmax[row]; col++)
-		    next_row[col] = IN_SIGHT;
+		    next_row[col] = IN_SIGHT | COULD_SEE;
 	    }
 	} else
 	    view_from(u.uy, u.ux, next_array, next_rmin, next_rmax,