diff --git a/resources/META-INF/babashka/deps.edn b/resources/META-INF/babashka/deps.edn
index 0812f2b8..b1f1c027 100644
--- a/resources/META-INF/babashka/deps.edn
+++ b/resources/META-INF/babashka/deps.edn
@@ -122,7 +122,8 @@
                          io.github.swirrl/dogstatsd {:mvn/version "0.1.39"}
                          org.clojure/algo.monads {:mvn/version "0.1.6"}
                          io.lambdaforge/datalog-parser {:mvn/version "0.1.9"}
-                         clj-stacktrace/clj-stacktrace {:mvn/version "0.2.8"}}
+                         clj-stacktrace/clj-stacktrace {:mvn/version "0.2.8"}
+                         clojure-msgpack/clojure-msgpack {:mvn/version "1.2.1"}}
             :classpath-overrides {org.clojure/clojure nil
                                   org.clojure/spec.alpha nil}}
            :clj-nvd
diff --git a/sci b/sci
index 2849a80d..16b42559 160000
--- a/sci
+++ b/sci
@@ -1 +1 @@
-Subproject commit 2849a80d00cf7855ba6237d9399e80364aa926ab
+Subproject commit 16b425597f82e7b66bb3dae6aba6b3ffff022bf8
diff --git a/src/babashka/main.clj b/src/babashka/main.clj
index 6e8ef883..1eafe409 100644
--- a/src/babashka/main.clj
+++ b/src/babashka/main.clj
@@ -52,8 +52,8 @@
    [sci.addons :as addons]
    [sci.core :as sci]
    [sci.impl.namespaces :as sci-namespaces]
+   [sci.impl.types :as sci-types]
    [sci.impl.unrestrict :refer [*unrestricted*]]
-   [sci.impl.utils :refer [ctx-fn]]
    [sci.impl.vars :as vars])
   (:gen-class))
 
@@ -331,10 +331,10 @@ Use bb run --help to show this help output.
 
 (def namespaces
   (cond->
-      {'user {'*input* (ctx-fn
-                        (fn [_ctx _bindings]
-                          (force @input-var))
-                        nil)}
+      {'user {'*input* (reify
+                         sci-types/Eval
+                         (eval [_ _ctx _bindings]
+                           (force @input-var)))}
        'clojure.tools.cli tools-cli-namespace
        'clojure.java.shell shell-namespace
        'babashka.core bbcore/core-namespace