diff --git a/tests/lib-tests.scm b/tests/lib-tests.scm
index 1f974a65..eeae5f0d 100644
--- a/tests/lib-tests.scm
+++ b/tests/lib-tests.scm
@@ -18,6 +18,7 @@
 (load "tests/string-tests.scm")
 (load "tests/iset-tests.scm")
 (load "tests/uri-tests.scm")
+(load "tests/mime-tests.scm")
 (cond-expand (full-unicode (load "tests/unicode-tests.scm")) (else #f))
 
 (cond-expand