diff --git a/doc/fixes3-7-0.txt b/doc/fixes3-7-0.txt
index 80adc4c06..a6ad5219c 100644
--- a/doc/fixes3-7-0.txt
+++ b/doc/fixes3-7-0.txt
@@ -1121,6 +1121,7 @@ feedback if a named, shape-shifted vampire reverted to original shape rather
 adjust archeologist and valkyrie starting intrinsics
 once per game if receiving killing blow from near-full hp, leave 1 hp
 spell of knock can knock back small monsters
+protection from shape changers prevents the Wizard from mimicking monsters
 
 
 Fixes to 3.7.0-x Problems that Were Exposed Via git Repository
diff --git a/src/wizard.c b/src/wizard.c
index 44619396c..3aebece2c 100644
--- a/src/wizard.c
+++ b/src/wizard.c
@@ -496,8 +496,10 @@ clonewiz(void)
             (void) add_to_minv(mtmp2,
                                mksobj(FAKE_AMULET_OF_YENDOR, TRUE, FALSE));
         }
-        mtmp2->m_ap_type = M_AP_MONSTER;
-        mtmp2->mappearance = wizapp[rn2(SIZE(wizapp))];
+        if (Protection_from_shape_changers) {
+            mtmp2->m_ap_type = M_AP_MONSTER;
+            mtmp2->mappearance = wizapp[rn2(SIZE(wizapp))];
+        }
         newsym(mtmp2->mx, mtmp2->my);
     }
 }