diff --git a/tests/unit-tests.scm b/tests/unit-tests.scm
index ee64f7d8..2b39f22d 100644
--- a/tests/unit-tests.scm
+++ b/tests/unit-tests.scm
@@ -1,3 +1,6 @@
+(import (scheme base)
+        (scheme eval))
+
 (define *num-passed* 0)
 (define (assert:equal msg actual expected)
   (if (not (equal? actual expected))