diff --git a/.github/workflows/libs-test.yml b/.github/workflows/libs-test.yml
index 927d3a9..a8d3bdb 100644
--- a/.github/workflows/libs-test.yml
+++ b/.github/workflows/libs-test.yml
@@ -55,7 +55,7 @@ jobs:
       ## instead of using lein bundled with github actions image.
       ## Upcoming 2.11.2 might fix, can optionally revisit in the future.
       - name: Install Lein
-        uses: DeLaGuardo/setup-clojure@12.4
+        uses: DeLaGuardo/setup-clojure@12.5
         with:
           lein: 2.10.0
 
diff --git a/.github/workflows/shared-setup/action.yml b/.github/workflows/shared-setup/action.yml
index 9746402..b6e0b13 100644
--- a/.github/workflows/shared-setup/action.yml
+++ b/.github/workflows/shared-setup/action.yml
@@ -40,7 +40,7 @@ runs:
       if: inputs.jdk != 'skip'
 
     - name: Install Babashka
-      uses: DeLaGuardo/setup-clojure@12.4
+      uses: DeLaGuardo/setup-clojure@12.5
       with:
         bb: 'latest'
 
@@ -54,7 +54,7 @@ runs:
       if: runner.os == 'Windows'
 
     - name: Install Clojure (macos, linux)
-      uses: DeLaGuardo/setup-clojure@12.4
+      uses: DeLaGuardo/setup-clojure@12.5
       with:
         cli: 'latest'
       if: runner.os != 'Windows'
diff --git a/build.clj b/build.clj
index 14e69be..4959b70 100644
--- a/build.clj
+++ b/build.clj
@@ -1,8 +1,7 @@
 (ns build
   (:require [build-shared]
             [clojure.edn :as edn]
-            [clojure.tools.build.api :as b]
-            [clojure.tools.deps :as deps]))
+            [clojure.tools.build.api :as b]))
 
 (def version (build-shared/lib-version))
 (def lib (build-shared/lib-artifact-name))
@@ -61,7 +60,7 @@
                      keys)]
     ;; one at a time because aliases with :replace-deps will... well... you know.
     (println "Bring down default deps")
-    (deps/create-basis {})
+    (b/create-basis {})
     (doseq [a (sort aliases)]
       (println "Bring down deps for alias" a)
-      (deps/create-basis {:aliases [a]}))))
+      (b/create-basis {:aliases [a]}))))
diff --git a/deps.edn b/deps.edn
index 2a70d94..07a1ddf 100644
--- a/deps.edn
+++ b/deps.edn
@@ -136,11 +136,14 @@
            ;;
            ;; Deployment
            ;;
-           :build {:deps {org.clojure/tools.build {:mvn/version "0.9.2"}
-                          slipset/deps-deploy {:mvn/version "0.2.2"}}
+           :build {:deps {io.github.clojure/tools.build {:mvn/version "0.9.6"}}
                    :extra-paths ["src" "build"]
                    :ns-default build}
 
+           ;; keep deploy deps separate from build deps; this avoids `bb download-deps` failures on windows
+           ;; when downloading jackson (and other conflicting) deps.
+           :deploy {:extra-deps {slipset/deps-deploy {:mvn/version "0.2.2"}}}
+
            ;;
            ;; Maintenance support
            ;;
diff --git a/script/ci_publish.clj b/script/ci_publish.clj
index 95366ca..56922c3 100644
--- a/script/ci_publish.clj
+++ b/script/ci_publish.clj
@@ -41,7 +41,7 @@
 (defn clojars-deploy []
   (assert-on-ci)
   (analyze-ci-tag) ;; fail on unexpected version tag
-  (t/shell "clojure -T:build deploy"))
+  (t/shell "clojure -T:build:deploy deploy"))
 
 (defn github-create-release []
   (assert-on-ci)