diff --git a/samples/client/petstore/java/retrofit2rx2/pom.xml b/samples/client/petstore/java/retrofit2rx2/pom.xml
index 6fac9aa35c34..ef3ba0c335c2 100644
--- a/samples/client/petstore/java/retrofit2rx2/pom.xml
+++ b/samples/client/petstore/java/retrofit2rx2/pom.xml
@@ -272,7 +272,7 @@
         <maven.compiler.target>${java.version}</maven.compiler.target>
         <gson-fire-version>1.9.0</gson-fire-version>
         <swagger-annotations-version>1.6.3</swagger-annotations-version>
-        <retrofit-version>2.11.0</retrofit-version>
+        <retrofit-version>3.0.0</retrofit-version>
         <rxjava-version>2.1.1</rxjava-version>
         <jakarta-annotation-version>1.3.5</jakarta-annotation-version>
         <beanvalidation-version>2.0.2</beanvalidation-version>