diff --git a/t/t5304-prune.sh b/t/t5304-prune.sh
index 1eeb828a15146e9e5040c64b20a31329853f12e7..df60f18fb8caa252a173603258ed09f9a3c2f89d 100755
--- a/t/t5304-prune.sh
+++ b/t/t5304-prune.sh
@@ -341,4 +341,12 @@ test_expect_success 'prune: handle expire option correctly' '
 	git prune --no-expire
 '
 
+test_expect_success 'trivial prune with bitmaps enabled' '
+	git repack -adb &&
+	blob=$(echo bitmap-unreachable-blob | git hash-object -w --stdin) &&
+	git prune --expire=now &&
+	git cat-file -e HEAD &&
+	test_must_fail git cat-file -e $blob
+'
+
 test_done