diff --git a/feature-malli/babashka/impl/malli.clj b/feature-malli/babashka/impl/malli.clj
index cb9906b8..678b5475 100644
--- a/feature-malli/babashka/impl/malli.clj
+++ b/feature-malli/babashka/impl/malli.clj
@@ -5,8 +5,8 @@
             [sci.core :as sci :refer [copy-var]]))
 
 (def mns (sci/create-ns 'malli.core nil))
-(def ens (sci/create-ns 'malli.core nil))
-
+(def tns (sci/create-ns 'malli.transform nil))
+(def ens (sci/create-ns 'malli.error nil))
 
 (def malli-namespace
   {'validate (copy-var m/validate mns)
@@ -15,6 +15,10 @@
    'decoder (copy-var m/decoder mns)
    })
 
+(def malli-transform-namespace
+  {'string-transformer (copy-var me/string-transformer tns)
+   })
+
 (def malli-error-namespace
   {'humanize (copy-var me/humanize ens)
    })
diff --git a/src/babashka/main.clj b/src/babashka/main.clj
index c679ac7a..035f7217 100644
--- a/src/babashka/main.clj
+++ b/src/babashka/main.clj
@@ -426,6 +426,8 @@ Use -- to separate script command line args from bb command line args.
                               'clojure.spec.test.alpha @(resolve 'babashka.impl.spec/test-namespace)))
     features/malli? (assoc 'malli.core
                            @(resolve 'babashka.impl.malli/malli-namespace)
+                           'malli.transform
+                           @(resolve 'babashka.impl.malli/malli-transform-namespace)
                            'malli.error
                            @(resolve 'babashka.impl.malli/malli-error-namespace))))