diff --git a/modules/openapi-generator/src/main/resources/kotlin-client/libraries/multiplatform/build.gradle.kts.mustache b/modules/openapi-generator/src/main/resources/kotlin-client/libraries/multiplatform/build.gradle.kts.mustache
index 381dc29096b..984ce8c047c 100644
--- a/modules/openapi-generator/src/main/resources/kotlin-client/libraries/multiplatform/build.gradle.kts.mustache
+++ b/modules/openapi-generator/src/main/resources/kotlin-client/libraries/multiplatform/build.gradle.kts.mustache
@@ -11,7 +11,7 @@ version = "{{artifactVersion}}"
 val kotlin_version = "2.0.21"
 val coroutines_version = "1.9.0"
 val serialization_version = "1.7.3"
-val ktor_version = "3.0.1"
+val ktor_version = "3.0.2"
 
 repositories {
     mavenCentral()
diff --git a/samples/client/petstore/kotlin-array-simple-string-multiplatform/build.gradle.kts b/samples/client/petstore/kotlin-array-simple-string-multiplatform/build.gradle.kts
index 69c02b98acb..f746ada9bd3 100644
--- a/samples/client/petstore/kotlin-array-simple-string-multiplatform/build.gradle.kts
+++ b/samples/client/petstore/kotlin-array-simple-string-multiplatform/build.gradle.kts
@@ -11,7 +11,7 @@ version = "1.0.0"
 val kotlin_version = "2.0.21"
 val coroutines_version = "1.9.0"
 val serialization_version = "1.7.3"
-val ktor_version = "3.0.1"
+val ktor_version = "3.0.2"
 
 repositories {
     mavenCentral()
diff --git a/samples/client/petstore/kotlin-bigdecimal-default-multiplatform/build.gradle.kts b/samples/client/petstore/kotlin-bigdecimal-default-multiplatform/build.gradle.kts
index 69c02b98acb..f746ada9bd3 100644
--- a/samples/client/petstore/kotlin-bigdecimal-default-multiplatform/build.gradle.kts
+++ b/samples/client/petstore/kotlin-bigdecimal-default-multiplatform/build.gradle.kts
@@ -11,7 +11,7 @@ version = "1.0.0"
 val kotlin_version = "2.0.21"
 val coroutines_version = "1.9.0"
 val serialization_version = "1.7.3"
-val ktor_version = "3.0.1"
+val ktor_version = "3.0.2"
 
 repositories {
     mavenCentral()
diff --git a/samples/client/petstore/kotlin-default-values-multiplatform/build.gradle.kts b/samples/client/petstore/kotlin-default-values-multiplatform/build.gradle.kts
index 69c02b98acb..f746ada9bd3 100644
--- a/samples/client/petstore/kotlin-default-values-multiplatform/build.gradle.kts
+++ b/samples/client/petstore/kotlin-default-values-multiplatform/build.gradle.kts
@@ -11,7 +11,7 @@ version = "1.0.0"
 val kotlin_version = "2.0.21"
 val coroutines_version = "1.9.0"
 val serialization_version = "1.7.3"
-val ktor_version = "3.0.1"
+val ktor_version = "3.0.2"
 
 repositories {
     mavenCentral()
diff --git a/samples/client/petstore/kotlin-multiplatform-kotlinx-datetime/build.gradle.kts b/samples/client/petstore/kotlin-multiplatform-kotlinx-datetime/build.gradle.kts
index 69c02b98acb..f746ada9bd3 100644
--- a/samples/client/petstore/kotlin-multiplatform-kotlinx-datetime/build.gradle.kts
+++ b/samples/client/petstore/kotlin-multiplatform-kotlinx-datetime/build.gradle.kts
@@ -11,7 +11,7 @@ version = "1.0.0"
 val kotlin_version = "2.0.21"
 val coroutines_version = "1.9.0"
 val serialization_version = "1.7.3"
-val ktor_version = "3.0.1"
+val ktor_version = "3.0.2"
 
 repositories {
     mavenCentral()
diff --git a/samples/client/petstore/kotlin-multiplatform/build.gradle.kts b/samples/client/petstore/kotlin-multiplatform/build.gradle.kts
index 69c02b98acb..f746ada9bd3 100644
--- a/samples/client/petstore/kotlin-multiplatform/build.gradle.kts
+++ b/samples/client/petstore/kotlin-multiplatform/build.gradle.kts
@@ -11,7 +11,7 @@ version = "1.0.0"
 val kotlin_version = "2.0.21"
 val coroutines_version = "1.9.0"
 val serialization_version = "1.7.3"
-val ktor_version = "3.0.1"
+val ktor_version = "3.0.2"
 
 repositories {
     mavenCentral()