diff --git a/sigstore-java/build.gradle.kts b/sigstore-java/build.gradle.kts
index 660b8e19..5d21f622 100644
--- a/sigstore-java/build.gradle.kts
+++ b/sigstore-java/build.gradle.kts
@@ -52,7 +52,7 @@ dependencies {
     testImplementation("org.mockito:mockito-junit-jupiter")
 
     testImplementation("no.nav.security:mock-oauth2-server:0.5.10")
-    testImplementation("com.squareup.okhttp3:mockwebserver:4.12.0")
+    testImplementation("com.squareup.okhttp3:mockwebserver:5.3.2")
     testImplementation("net.sourceforge.htmlunit:htmlunit:2.70.0")
 
     testImplementation("io.github.netmikey.logunit:logunit-core:2.0.0")