diff --git a/src/arrayvec.rs b/src/arrayvec.rs
index f646b08..003c33f 100644
--- a/src/arrayvec.rs
+++ b/src/arrayvec.rs
@@ -482,10 +482,11 @@ impl<T, const CAP: usize> ArrayVec<T, CAP> {
         impl<T, const CAP: usize> Drop for BackshiftOnDrop<'_, T, CAP> {
             fn drop(&mut self) {
                 if self.deleted_cnt > 0 {
+                    let ptr = self.v.as_mut_ptr();
                     unsafe {
                         ptr::copy(
-                            self.v.as_ptr().add(self.processed_len),
-                            self.v.as_mut_ptr().add(self.processed_len - self.deleted_cnt),
+                            ptr.add(self.processed_len),
+                            ptr.add(self.processed_len - self.deleted_cnt),
                             self.original_len - self.processed_len
                         );
                     }
diff --git a/tests/tests.rs b/tests/tests.rs
index 309ceb8..6b646a5 100644
--- a/tests/tests.rs
+++ b/tests/tests.rs
@@ -409,6 +409,17 @@ fn test_retain() {
     assert_eq!(&v[..], &[]);
 }
 
+#[test]
+#[should_panic]
+fn test_retain_panic() {
+    let mut v = ArrayVec::from([1, 2, 3]);
+    v.retain(|elt| match *elt {
+        1 => false,
+        2 => panic!("after something has been deleted"),
+        _ => true,
+    });
+}
+
 #[test]
 #[should_panic]
 fn test_drain_oob() {