diff --git a/abbrev.egg b/abbrev.egg
index a453593..1c78872 100644
--- a/abbrev.egg
+++ b/abbrev.egg
@@ -2,6 +2,7 @@
 ((synopsis "Create unique abbreviations for a list of strings")
  (license "LicenseRef-OWL-0.9.4")
  (category misc)
+ (dependencies srfi-1 srfi-13)
  (test-dependencies test)
  (maintainer "Lilianna Smólska")
  (author "Peter Lane, Lilianna Smólska")