diff --git a/doc/xnh-changelog-9.0.md b/doc/xnh-changelog-9.0.md
index aa769d62a..064c1d811 100644
--- a/doc/xnh-changelog-9.0.md
+++ b/doc/xnh-changelog-9.0.md
@@ -55,6 +55,8 @@ changes:
 - The chance of finding a secret door or passage via searching is no longer
   dependent on Luck.
 - Zombies cannot open closed doors.
+- Zombies additionally are immune to being scared by any source, including the
+  scroll of scare monster.
 - Orcs, barbarians, and cavemen have a Wisdom-dependent chance of avoiding the
   urge to take a bath in a fountain.
 - Scrolls of earth work again in all levels besides the non-Earth Planes.
diff --git a/src/monmove.c b/src/monmove.c
index 29e1f392d..5af40b427 100644
--- a/src/monmove.c
+++ b/src/monmove.c
@@ -231,13 +231,14 @@ onscary(coordxy x, coordxy y, struct monst *mtmp)
      * humans aren't monsters
      * uniques have ascended their base monster instincts
      * Rodney, lawful minions, Angels, the Riders, shopkeepers
-     * inside their own shop, priests inside their own temple, uniques */
+     * inside their own shop, priests inside their own temple, uniques,
+     * zombies */
     if (mtmp->iswiz || is_lminion(mtmp) || mtmp->data == &mons[PM_ANGEL]
         || is_rider(mtmp->data)
         || mtmp->data->mlet == S_HUMAN || unique_corpstat(mtmp->data)
         || (mtmp->isshk && inhishop(mtmp))
         || (mtmp->ispriest && inhistemple(mtmp))
-        || (mtmp->data->geno & G_UNIQ))
+        || (mtmp->data->geno & G_UNIQ) || is_zombie(mtmp->data))
         return FALSE;
 
     /* <0,0> is used by musical scaring to check for the above;