diff --git a/tests/lzlib.scm b/tests/lzlib.scm
index 543622bb45..d8d0e6edf8 100644
--- a/tests/lzlib.scm
+++ b/tests/lzlib.scm
@@ -108,7 +108,7 @@
 (test-assert* "Bytevector of size relative to Lzip internal buffers (1MiB+1)"
   (compress-and-decompress (random-bytevector (1+ (* 1024 1024)))))
 
-(test-assert "make-lzip-input-port/compressed"
+(test-assert* "make-lzip-input-port/compressed"
   (let* ((len        (pk 'len (+ 10 (random 4000 %seed))))
          (data       (random-bytevector len))
          (compressed (make-lzip-input-port/compressed