diff --git a/sci b/sci
index bff25c5f..e31ed647 160000
--- a/sci
+++ b/sci
@@ -1 +1 @@
-Subproject commit bff25c5f4a709dfa36003c29b26e5fe46169e202
+Subproject commit e31ed647874237fbfd5c766ef3d0e9d26a634165
diff --git a/src/babashka/main.clj b/src/babashka/main.clj
index 8e5430b0..fb2ac116 100644
--- a/src/babashka/main.clj
+++ b/src/babashka/main.clj
@@ -246,8 +246,6 @@ Everything after that is bound to *command-line-args*."))
 
 (def namespaces
   {'clojure.tools.cli tools-cli-namespace
-   'clojure.edn {'read edn/read
-                 'read-string edn/read-string}
    'clojure.java.shell shell-namespace
    'babashka.wait {'wait-for-port wait/wait-for-port
                    'wait-for-path wait/wait-for-path}