diff --git a/sci b/sci
index bf0fc870..a10c28f0 160000
--- a/sci
+++ b/sci
@@ -1 +1 @@
-Subproject commit bf0fc870e5d9060ea79dd49594487d600bb64571
+Subproject commit a10c28f012075a98dedb06f8158341a1b7baea9a
diff --git a/src/babashka/impl/proxy.clj b/src/babashka/impl/proxy.clj
index ad3aaba8..4ebfba60 100644
--- a/src/babashka/impl/proxy.clj
+++ b/src/babashka/impl/proxy.clj
@@ -12,8 +12,8 @@
   (.getName clazz))
 
 (defn proxy-fn [{:keys [class interfaces protocols methods]}]
-  (let [interfaces (set (map class-name interfaces))]
-    (case [(class-name class) interfaces ]
+  (let [interface-names (set (map class-name interfaces))]
+    (case [(class-name class) interface-names]
       ;; This combination is used by pathom3
       ["clojure.lang.APersistentMap" #{"clojure.lang.IMeta" "clojure.lang.IObj"}]
       (proxy [clojure.lang.APersistentMap clojure.lang.IMeta clojure.lang.IObj sci.impl.types.IReified] []
diff --git a/test/babashka/proxy_test.clj b/test/babashka/proxy_test.clj
index bfd05534..496f6449 100644
--- a/test/babashka/proxy_test.clj
+++ b/test/babashka/proxy_test.clj
@@ -63,6 +63,8 @@
         (seq m)
         (meta (with-meta m {:a 1}))
         (d/datafy m)
+        (instance? clojure.lang.APersistentMap m)
+        (instance? java.io.FilenameFilter m)
         ,])))
 
 (require 'clojure.pprint)
@@ -72,5 +74,7 @@
           5 3 5 false
           '([:a 1] [:b 2] [:c 3])
           {:a 1}
-          {:datafied true}]
+          {:datafied true}
+          true
+          false]
          (bb (with-out-str (clojure.pprint/pprint code))))))