diff --git a/doc/fixes34.4 b/doc/fixes34.4
index 6010d94be..16f539ae1 100644
--- a/doc/fixes34.4
+++ b/doc/fixes34.4
@@ -392,6 +392,7 @@ writing while blind no longer possible for books, might fail for scrolls
 blanking items in pools while blind shouldn't reveal new obj description
 	for ones which had been seen before becoming blind
 avoid infinite loop in topten output when killed by long-named monster
+grid bug could move diagonally 1 step using travel command
 
 
 Platform- and/or Interface-Specific Fixes
diff --git a/src/hack.c b/src/hack.c
index 64635da0e..d86a39333 100644
--- a/src/hack.c
+++ b/src/hack.c
@@ -789,7 +789,8 @@ findtravelpath(guess)
 boolean guess;
 {
     /* if travel to adjacent, reachable location, use normal movement rules */
-    if (!guess && context.travel1 && distmin(u.ux, u.uy, u.tx, u.ty) == 1) {
+    if (!guess && context.travel1 && distmin(u.ux, u.uy, u.tx, u.ty) == 1 &&
+	!(u.ux != u.tx && u.uy != u.ty && NODIAG(u.umonnum))) {
 	context.run = 0;
 	if (test_move(u.ux, u.uy, u.tx-u.ux, u.ty-u.uy, TEST_MOVE)) {
 	    u.dx = u.tx-u.ux;