diff --git a/project.clj b/project.clj
index cda9996b..8251a5c8 100644
--- a/project.clj
+++ b/project.clj
@@ -6,7 +6,6 @@
             :distribution :repo}
   :global-vars {*warn-on-reflection* false}
   :min-lein-version "2.0.0"
-  :exclusions [org.clojure/clojure]
   :dependencies [[org.apache.httpcomponents/httpcore "4.4.16"]
                  [org.apache.httpcomponents/httpclient "4.5.14"]
                  [org.apache.httpcomponents/httpclient-cache "4.5.14"]
@@ -25,7 +24,7 @@
                                   [com.cognitect/transit-clj "1.0.333"]
                                   [ring/ring-codec "1.2.0"]
                                   ;; other (testing) deps
-                                  [org.clojure/clojure "1.11.2"]
+                                  [org.clojure/clojure "1.12.1"]
                                   [org.clojure/tools.logging "1.3.0"]
                                   [ring/ring-jetty-adapter "1.12.1"]
                                   [ring/ring-devel "1.12.1"]
@@ -35,16 +34,18 @@
                                   ;; logging
                                   [org.apache.logging.log4j/log4j-api "2.23.1"]
                                   [org.apache.logging.log4j/log4j-core "2.23.1"]
-                                  [org.apache.logging.log4j/log4j-1.2-api "2.23.1"]]
+                                  [org.apache.logging.log4j/log4j-1.2-api "2.23.1"]
+                                  [org.apache.logging.log4j/log4j-slf4j2-impl "2.23.1"]]
                    :plugins [[lein-ancient "0.7.0"]
                              [jonase/eastwood "0.2.5"]
                              [lein-kibit "0.1.5"]
                              [lein-nvd "0.5.2"]]}
              :1.8 {:dependencies [[org.clojure/clojure "1.8.0"]]}
              :1.9 {:dependencies [[org.clojure/clojure "1.9.0"]]}
-             :1.10 {:dependencies [[org.clojure/clojure "1.10.1"]]}}
-  :aliases {"all" ["with-profile" "dev,1.8:dev,1.9:dev,1.10:dev"]}
+             :1.10 {:dependencies [[org.clojure/clojure "1.10.3"]]}
+             :1.11 {:dependencies [[org.clojure/clojure "1.11.4"]]}}
+  :aliases {"all" ["with-profile" "dev,1.8:dev,1.9:dev,1.10:dev,1.11:dev"]}
   :plugins [[codox "0.6.4"]]
-  :test-selectors {:default  #(not (:integration %))
+  :test-selectors {:default #(not (:integration %))
                    :integration :integration
                    :all (constantly true)})