diff --git a/CHANGES.md b/CHANGES.md
index c007fd1fce..44b6266a75 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]
 ### Changes
 * **BREAKING** Bump the required Java to `17`. ([#2375](https://github.com/diffplug/spotless/issues/2375), [#2540](https://github.com/diffplug/spotless/pull/2540))
+* Bump default `google-java-format` version to latest `1.24.0` -> `1.28.0`. ([#2345](https://github.com/diffplug/spotless/pull/2345))
 
 ## [3.3.0] - 2025-07-20
 ### Added
diff --git a/lib/build.gradle b/lib/build.gradle
index a993f83e75..15582710d6 100644
--- a/lib/build.gradle
+++ b/lib/build.gradle
@@ -96,7 +96,7 @@ dependencies {
 	gherkinCompileOnly 'io.cucumber:gherkin-utils:9.2.0'
 	gherkinCompileOnly 'org.slf4j:slf4j-api:2.0.17'
 	// googleJavaFormat
-	googleJavaFormatCompileOnly 'com.google.googlejavaformat:google-java-format:1.24.0'
+	googleJavaFormatCompileOnly 'com.google.googlejavaformat:google-java-format:1.28.0'
 	// gson
 	gsonCompileOnly 'com.google.code.gson:gson:2.13.1'
 	// jackson
diff --git a/lib/src/main/java/com/diffplug/spotless/java/GoogleJavaFormatStep.java b/lib/src/main/java/com/diffplug/spotless/java/GoogleJavaFormatStep.java
index 5d63952e2c..c4f763685f 100644
--- a/lib/src/main/java/com/diffplug/spotless/java/GoogleJavaFormatStep.java
+++ b/lib/src/main/java/com/diffplug/spotless/java/GoogleJavaFormatStep.java
@@ -121,7 +121,7 @@ private static FormatterStep createInternally(String name, String groupArtifact,
 			.addMin(11, "1.8") // we only support google-java-format >= 1.8 due to api changes
 			.addMin(16, "1.10.0") // java 16 requires at least 1.10.0 due to jdk api changes in JavaTokenizer
 			.addMin(21, "1.17.0") // java 21 requires at least 1.17.0 due to https://github.com/google/google-java-format/issues/898
-			.add(11, "1.24.0"); // default version
+			.add(17, "1.28.0"); // default version
 
 	public static String defaultGroupArtifact() {
 		return MAVEN_COORDINATE;
diff --git a/plugin-gradle/CHANGES.md b/plugin-gradle/CHANGES.md
index 1058a76663..bdcc8c43f2 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
 * **BREAKING** Bump the required Gradle to `7.3` and required Java to `17`. ([#2375](https://github.com/diffplug/spotless/issues/2375), [#2540](https://github.com/diffplug/spotless/pull/2540))
+* Bump default `google-java-format` version to latest `1.24.0` -> `1.28.0`. ([#2345](https://github.com/diffplug/spotless/pull/2345))
 
 ## [7.2.0] - 2025-07-20
 ### Added
diff --git a/plugin-maven/CHANGES.md b/plugin-maven/CHANGES.md
index 751641aed6..5de90f5430 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]
 ### Changes
 * **BREAKING** Bump the required Java to `17`. ([#2375](https://github.com/diffplug/spotless/issues/2375), [#2540](https://github.com/diffplug/spotless/pull/2540))
+* Bump default `google-java-format` version to latest `1.24.0` -> `1.28.0`. ([#2345](https://github.com/diffplug/spotless/pull/2345))
 
 ## [2.46.0] - 2025-07-20
 ### Added