diff --git a/doc/fixes34.4 b/doc/fixes34.4
index 6ee51cc27..fde31027e 100644
--- a/doc/fixes34.4
+++ b/doc/fixes34.4
@@ -394,6 +394,10 @@ blanking items in pools while blind shouldn't reveal new obj description
 avoid infinite loop in topten output when killed by long-named monster
 grid bug could move diagonally 1 step using travel command
 unpaid shop items stolen from hero by a monster remained on hero's shop bill
+some actions taken when blind would yield "Wait!  That's a monster!" (for a
+	mimic posing as a door) but not display the unseen monster glyph
+#untrap toward known trap location containing concealed mimic would yield
+	"{The mimic|It} {is in the way|isn't trapped}." but not reveal mimic
 
 
 Platform- and/or Interface-Specific Fixes
diff --git a/src/trap.c b/src/trap.c
index eb8f38162..7f25e967d 100644
--- a/src/trap.c
+++ b/src/trap.c
@@ -3935,6 +3935,12 @@ boolean force;
 				(x == u.ux && y == u.uy) ? " in it" : "");
 			return 1;
 		    }
+		    if ((mtmp = m_at(x, y)) != 0 &&
+			    (mtmp->m_ap_type == M_AP_FURNITURE ||
+			     mtmp->m_ap_type == M_AP_OBJECT)) {
+			stumble_onto_mimic(mtmp);
+			return 1;
+		    }
 		    switch(ttmp->ttyp) {
 			case BEAR_TRAP:
 			case WEB:
@@ -3953,7 +3959,7 @@ boolean force;
 				    You("are already on the edge of the pit.");
 				    return 0;
 				}
-				if (!(mtmp = m_at(x,y))) {
+				if (!mtmp) {
 				    pline("Try filling the pit instead.");
 				    return 0;
 				}
diff --git a/src/uhitm.c b/src/uhitm.c
index a69f98272..c5aa4e292 100644
--- a/src/uhitm.c
+++ b/src/uhitm.c
@@ -2560,6 +2560,11 @@ struct monst *mtmp;
 	if (what) pline(fmt, what);
 
 	wakeup(mtmp);	/* clears mimicking */
+	/* if hero is blind, wakeup() won't display the monster even though
+	   it's no longer concealed */
+	if (!canspotmon(mtmp) &&
+		!glyph_is_invisible(levl[mtmp->mx][mtmp->my].glyph))
+	    map_invisible(mtmp->mx, mtmp->my);
 }
 
 STATIC_OVL void