diff --git a/docs/CHANGELOG.md b/docs/CHANGELOG.md
index bcaf6b8a..84151bb7 100644
--- a/docs/CHANGELOG.md
+++ b/docs/CHANGELOG.md
@@ -9,7 +9,7 @@ But there is no intent to bump the Ktorfit major version for every KSP update.
 
 # [2.2.0]()
 * Supported Kotlin version: 2.0.0; 2.0.10; 2.0.20, 2.1.0-Beta1; 2.0.21-RC, 2.0.21
-* Supported KSP version: 1.0.27
+* Supported KSP version: 1.0.27, 1.0.28
 * Ktor version: 3.0.1
 
 ## Changed 
diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml
index 3d308ee2..cef858dd 100644
--- a/gradle/libs.versions.toml
+++ b/gradle/libs.versions.toml
@@ -8,11 +8,11 @@ junit = "4.13.2"
 kctfork = "0.5.1"
 kotlin = "2.0.21"
 kotlinPoet = "1.18.1"
-kspVersion = "2.0.21-1.0.27"
+kspVersion = "2.0.21-1.0.28"
 
 groupId = "de.jensklingenberg.ktorfit"
 ktorfit = "2.2.0"
-ktorfitKsp = "2.2.0-1.0.27"
+ktorfitKsp = "2.2.0-1.0.28"
 ktorfitCompiler = "2.1.0-2.0.21"
 ktorfitCallConverter = "2.2.0"
 ktorfitFlowConverter = "2.2.0"