diff --git a/pkgs/rackunit-pkgs/rackunit-doc/info.rkt b/pkgs/rackunit-pkgs/rackunit-doc/info.rkt
index 9e88e47..8384e54 100644
--- a/pkgs/rackunit-pkgs/rackunit-doc/info.rkt
+++ b/pkgs/rackunit-pkgs/rackunit-doc/info.rkt
@@ -12,3 +12,4 @@
                      "rackunit-gui"
                      "rackunit-lib"
                      "scribble-lib"))
+(define update-implies '("rackunit-lib"))
diff --git a/pkgs/rackunit-pkgs/rackunit-test/info.rkt b/pkgs/rackunit-pkgs/rackunit-test/info.rkt
index 263ad6f..3566a85 100644
--- a/pkgs/rackunit-pkgs/rackunit-test/info.rkt
+++ b/pkgs/rackunit-pkgs/rackunit-test/info.rkt
@@ -11,3 +11,4 @@
                      "eli-tester"
                      "rackunit-lib"
                      "srfi-lite-lib"))
+(define update-implies '("rackunit-lib"))