diff --git a/scheduler/data-flow/build.gradle.kts b/scheduler/data-flow/build.gradle.kts
index c7acd8c62f..9c630c8af5 100644
--- a/scheduler/data-flow/build.gradle.kts
+++ b/scheduler/data-flow/build.gradle.kts
@@ -42,7 +42,7 @@ dependencies {
     implementation("com.michael-bull.kotlin-retry:kotlin-retry:1.0.9")
 
     // k8s
-    implementation("io.kubernetes:client-java:19.0.0")
+    implementation("io.kubernetes:client-java:21.0.1-legacy")
 
     testImplementation(kotlin("test"))
     testImplementation("org.junit.jupiter:junit-jupiter-params:5.10.2")