diff --git a/CHANGELOG.md b/CHANGELOG.md
index 8273e9a5..29cddb95 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -9,9 +9,9 @@ A preview of the next release can be installed from
 
 ## Unreleased
 
-- [#1752](https://github.com/babashka/babashka/issues/1752): include java.lang.SecurityException for java.net.http.HttpClient support
-
+- [#1752](https://github.com/babashka/babashka/issues/1752): include `java.lang.SecurityException` for `java.net.http.HttpClient` support
 - [#1748](https://github.com/babashka/babashka/issues/1748): add `clojure.core/ensure`
+- Upgrade to `taoensso/timbre` `v6.6.0`
 
 ## 1.12.194 (2024-10-12)
 
diff --git a/deps.edn b/deps.edn
index 257ca0e3..7eb7fa66 100644
--- a/deps.edn
+++ b/deps.edn
@@ -45,7 +45,7 @@
         hiccup/hiccup {:mvn/version "2.0.0-RC1"}
         rewrite-clj/rewrite-clj {:mvn/version "1.1.48"}
         selmer/selmer {:mvn/version "1.12.59"}
-        com.taoensso/timbre {:mvn/version "6.5.0"}
+        com.taoensso/timbre {:mvn/version "6.6.0"}
         org.clojure/tools.logging {:mvn/version "1.1.0"}
         org.clojure/data.priority-map {:mvn/version "1.1.0"}
         insn/insn {:mvn/version "0.5.2"}
diff --git a/feature-logging/babashka/impl/logging.clj b/feature-logging/babashka/impl/logging.clj
index 9aa51e83..096a7b1a 100644
--- a/feature-logging/babashka/impl/logging.clj
+++ b/feature-logging/babashka/impl/logging.clj
@@ -59,7 +59,9 @@
 
          ;; Note pre-resolved expansion
          `(taoensso.timbre/-log! ~config ~level ~ns ~file ~line ~column ~msg-type ~?err
-                                 (delay ~vargs-form) ~?base-data ~callsite-id ~spying?)))))
+                                 (delay ~vargs-form) ~?base-data ~callsite-id ~spying?
+                                 ~(get opts :instant)
+                                 ~(get opts :may-log?))))))
 
   ([level msg-type args & [opts]]
    (let [{:keys [line column]} (merge (meta &form))
diff --git a/project.clj b/project.clj
index d57cf278..8b93769c 100644
--- a/project.clj
+++ b/project.clj
@@ -73,7 +73,7 @@
              :feature/selmer {:source-paths ["feature-selmer"]
                               :dependencies [[selmer/selmer "1.12.59"]]}
              :feature/logging {:source-paths ["feature-logging"]
-                               :dependencies [[com.taoensso/timbre "6.5.0"]
+                               :dependencies [[com.taoensso/timbre "6.6.0"]
                                               [org.clojure/tools.logging "1.1.0"]]}
              :feature/priority-map {:source-paths ["feature-priority-map"]
                                     :dependencies [[org.clojure/data.priority-map "1.1.0"]]}
diff --git a/resources/META-INF/babashka/deps.edn b/resources/META-INF/babashka/deps.edn
index 257ca0e3..7eb7fa66 100644
--- a/resources/META-INF/babashka/deps.edn
+++ b/resources/META-INF/babashka/deps.edn
@@ -45,7 +45,7 @@
         hiccup/hiccup {:mvn/version "2.0.0-RC1"}
         rewrite-clj/rewrite-clj {:mvn/version "1.1.48"}
         selmer/selmer {:mvn/version "1.12.59"}
-        com.taoensso/timbre {:mvn/version "6.5.0"}
+        com.taoensso/timbre {:mvn/version "6.6.0"}
         org.clojure/tools.logging {:mvn/version "1.1.0"}
         org.clojure/data.priority-map {:mvn/version "1.1.0"}
         insn/insn {:mvn/version "0.5.2"}