diff --git a/pkgs/compatibility-pkgs/compatibility-doc/mzlib/info.rkt b/pkgs/compatibility-pkgs/compatibility-doc/mzlib/info.rkt
new file mode 100644
index 0000000..629436e
--- /dev/null
+++ b/pkgs/compatibility-pkgs/compatibility-doc/mzlib/info.rkt
@@ -0,0 +1,3 @@
+#lang info
+
+(define test-responsibles '((all mflatt)))
diff --git a/pkgs/compatibility-pkgs/compatibility-lib/mzlib/info.rkt b/pkgs/compatibility-pkgs/compatibility-lib/mzlib/info.rkt
new file mode 100644
index 0000000..c2091b0
--- /dev/null
+++ b/pkgs/compatibility-pkgs/compatibility-lib/mzlib/info.rkt
@@ -0,0 +1,8 @@
+#lang info
+
+(define test-responsibles '(("shared.rkt" robby)
+                            ("plt-match.rkt" samth)
+                            ("match.rkt" samth)
+                            ("kw.rkt" eli)
+                            ("foreign.rkt" eli)
+                            ("contract.rkt" robby)))