diff --git a/src/do.c b/src/do.c
index 7beb55373..927c3f7b0 100644
--- a/src/do.c
+++ b/src/do.c
@@ -173,7 +173,7 @@ const char *verb;
 		if (*verb) {
 			if (Blind && (x == u.ux) && (y == u.uy)) {
 				You_hear("a CRASH! beneath you.");
-			} else if (cansee(x, y)) {
+			} else if (!Blind && cansee(x, y)) {
 				pline_The("boulder %s%s.",
 				    t->tseen ? "" : "triggers and ",
 				    t->ttyp == TRAPDOOR ? "plugs a trap door" :