diff --git a/tests/cli-tests/compression/levels.sh b/tests/cli-tests/compression/levels.sh
index cc2700a30..db3baba6d 100755
--- a/tests/cli-tests/compression/levels.sh
+++ b/tests/cli-tests/compression/levels.sh
@@ -10,9 +10,11 @@ zstd --fast=10 file -o file-f10.zst -q
 zstd --fast=1 file -o file-f1.zst -q
 zstd -1 file -o file-1.zst -q
 zstd -19 file -o file-19.zst -q
+zstd --max file -o file-max.zst -q
 
-zstd -t file-f10.zst file-f1.zst file-1.zst file-19.zst
+zstd -t file-f10.zst file-f1.zst file-1.zst file-19.zst file-max.zst
 
+cmp_size -le file-max.zst file-19.zst
 cmp_size -lt file-19.zst file-1.zst
 cmp_size -lt file-1.zst file-f1.zst
 cmp_size -lt file-f1.zst file-f10.zst
diff --git a/tests/cli-tests/compression/levels.sh.stderr.exact b/tests/cli-tests/compression/levels.sh.stderr.exact
index c8fb79c68..ddec06467 100644
--- a/tests/cli-tests/compression/levels.sh.stderr.exact
+++ b/tests/cli-tests/compression/levels.sh.stderr.exact
@@ -6,10 +6,12 @@ zstd --fast=10 file -o file-f10.zst -q
 zstd --fast=1 file -o file-f1.zst -q
 zstd -1 file -o file-1.zst -q
 zstd -19 file -o file-19.zst -q
+zstd --max file -o file-max.zst -q
 
-zstd -t file-f10.zst file-f1.zst file-1.zst file-19.zst
-4 files decompressed : 262148 bytes total 
+zstd -t file-f10.zst file-f1.zst file-1.zst file-19.zst file-max.zst
+5 files decompressed : 327685 bytes total 
 
+cmp_size -le file-max.zst file-19.zst
 cmp_size -lt file-19.zst file-1.zst
 cmp_size -lt file-1.zst file-f1.zst
 cmp_size -lt file-f1.zst file-f10.zst