diff --git a/projects/miragesdk/src/test/jbuild b/projects/miragesdk/src/test/jbuild
index ab76599e9..9f0a93d11 100644
--- a/projects/miragesdk/src/test/jbuild
+++ b/projects/miragesdk/src/test/jbuild
@@ -2,7 +2,8 @@
 
 (executables
   ((names (test))
-   (libraries (sdk alcotest astring mtime mtime.clock.os mirage-flow-lwt))))
+   (libraries (sdk alcotest astring mtime mtime.clock.os mirage-flow-lwt
+               logs.fmt))))
 
 (alias
  ((name    runtest)