diff --git a/CHANGES.md b/CHANGES.md
index 292c692bb..ea71d1762 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -12,6 +12,7 @@ We adhere to the [keepachangelog](https://keepachangelog.com/en/1.0.0/) format (
 ## [Unreleased]
 ### Changed
 * Bump default `ktlint` version to latest `1.3.0` -> `1.4.0`. ([#2314](https://github.com/diffplug/spotless/pull/2314))
+* Bump default `jackson` version to latest `2.18.0` -> `2.18.1`. ([#2319](https://github.com/diffplug/spotless/pull/2319))
 * Bump default `ktfmt` version to latest `0.52` -> `0.53`. ([#2320](https://github.com/diffplug/spotless/pull/2320)
 
 ## [3.0.0.BETA4] - 2024-10-24
diff --git a/lib/build.gradle b/lib/build.gradle
index f7471ce18..f5802893b 100644
--- a/lib/build.gradle
+++ b/lib/build.gradle
@@ -97,7 +97,7 @@ dependencies {
 	// gson
 	gsonCompileOnly 'com.google.code.gson:gson:2.11.0'
 	// jackson
-	String VER_JACKSON='2.18.0'
+	String VER_JACKSON='2.18.1'
 	jacksonCompileOnly "com.fasterxml.jackson.core:jackson-databind:$VER_JACKSON"
 	jacksonCompileOnly "com.fasterxml.jackson.dataformat:jackson-dataformat-yaml:$VER_JACKSON"
 	// ktfmt
diff --git a/lib/src/main/java/com/diffplug/spotless/json/JacksonJsonStep.java b/lib/src/main/java/com/diffplug/spotless/json/JacksonJsonStep.java
index d6e50bf4c..a4d264b4f 100644
--- a/lib/src/main/java/com/diffplug/spotless/json/JacksonJsonStep.java
+++ b/lib/src/main/java/com/diffplug/spotless/json/JacksonJsonStep.java
@@ -32,7 +32,7 @@
 public class JacksonJsonStep implements Serializable {
 	private static final long serialVersionUID = 1L;
 	private static final String MAVEN_COORDINATE = "com.fasterxml.jackson.core:jackson-databind:";
-	private static final String DEFAULT_VERSION = "2.18.0";
+	private static final String DEFAULT_VERSION = "2.18.1";
 	public static final String NAME = "jacksonJson";
 
 	private final JarState.Promised jarState;
diff --git a/plugin-gradle/CHANGES.md b/plugin-gradle/CHANGES.md
index 5f19f9b0f..b028d3736 100644
--- a/plugin-gradle/CHANGES.md
+++ b/plugin-gradle/CHANGES.md
@@ -5,6 +5,7 @@ We adhere to the [keepachangelog](https://keepachangelog.com/en/1.0.0/) format (
 ## [Unreleased]
 ### Changed
 * Bump default `ktlint` version to latest `1.3.0` -> `1.4.0`. ([#2314](https://github.com/diffplug/spotless/pull/2314))
+* Bump default `jackson` version to latest `2.18.0` -> `2.18.1`. ([#2319](https://github.com/diffplug/spotless/pull/2319))
 * Bump default `ktfmt` version to latest `0.52` -> `0.53`. ([#2320](https://github.com/diffplug/spotless/pull/2320)
 
 ## [7.0.0.BETA4] - 2024-10-24
diff --git a/plugin-maven/CHANGES.md b/plugin-maven/CHANGES.md
index b06b162cb..c4e48e5d5 100644
--- a/plugin-maven/CHANGES.md
+++ b/plugin-maven/CHANGES.md
@@ -5,6 +5,7 @@ We adhere to the [keepachangelog](https://keepachangelog.com/en/1.0.0/) format (
 ## [Unreleased]
 ### Changed
 * Bump default `ktlint` version to latest `1.3.0` -> `1.4.0`. ([#2314](https://github.com/diffplug/spotless/pull/2314))
+* Bump default `jackson` version to latest `2.18.0` -> `2.18.1`. ([#2319](https://github.com/diffplug/spotless/pull/2319))
 * Bump default `ktfmt` version to latest `0.52` -> `0.53`. ([#2320](https://github.com/diffplug/spotless/pull/2320)
 
 ## [2.44.0.BETA4] - 2024-10-24