diff --git a/deps.edn b/deps.edn
index f7dd245d..d4e67e14 100644
--- a/deps.edn
+++ b/deps.edn
@@ -40,7 +40,7 @@
         org.clojure/core.match {:mvn/version "1.0.0"}
         hiccup/hiccup {:mvn/version "2.0.0-alpha2"}
         rewrite-clj/rewrite-clj {:mvn/version "1.0.699-alpha"}
-        selmer/selmer {:mvn/version "1.12.44"}
+        selmer/selmer {:mvn/version "1.12.50"}
         com.taoensso/timbre {:mvn/version "5.2.1"}
         org.clojure/tools.logging {:mvn/version "1.1.0"}
         org.clojure/data.priority-map {:mvn/version "1.1.0"}}
diff --git a/feature-spec-alpha/babashka/impl/spec.clj b/feature-spec-alpha/babashka/impl/spec.clj
index 7e01d189..7d69f125 100644
--- a/feature-spec-alpha/babashka/impl/spec.clj
+++ b/feature-spec-alpha/babashka/impl/spec.clj
@@ -4,12 +4,11 @@
             [babashka.impl.clojure.spec.gen.alpha :as gen]
             [babashka.impl.clojure.spec.test.alpha :as test]
             [clojure.core :as c]
-            [sci.core :as sci :refer [copy-var]]
-            [sci.impl.vars :as vars]))
+            [sci.core :as sci :refer [copy-var]]))
 
-(def sns (vars/->SciNamespace 'clojure.spec.alpha nil))
-(def tns (vars/->SciNamespace 'clojure.spec.test.alpha nil))
-(def gns (vars/->SciNamespace 'clojure.spec.gen.alpha nil))
+(def sns (sci/create-ns 'clojure.spec.alpha nil))
+(def tns (sci/create-ns 'clojure.spec.test.alpha nil))
+(def gns (sci/create-ns 'clojure.spec.gen.alpha nil))
 
 (defn- ns-qualify
   "Qualify symbol s by resolving it or using the current *ns*."
diff --git a/project.clj b/project.clj
index ad60d125..cdc3c290 100644
--- a/project.clj
+++ b/project.clj
@@ -60,7 +60,7 @@
              :feature/test-check {:source-paths ["feature-test-check"]}
              :feature/spec-alpha {:source-paths ["feature-spec-alpha"]}
              :feature/selmer {:source-paths ["feature-selmer"]
-                              :dependencies [[selmer/selmer "1.12.44"]]}
+                              :dependencies [[selmer/selmer "1.12.50"]]}
              :feature/logging {:source-paths ["feature-logging"]
                                :dependencies [[com.taoensso/timbre "5.2.1"]
                                               [org.clojure/tools.logging "1.1.0"]]}