diff --git a/build.gradle b/build.gradle
index ee9692e..bf0ce95 100644
--- a/build.gradle
+++ b/build.gradle
@@ -65,7 +65,7 @@ subprojects {
             spotless.java { javaExt ->
                 javaExt.target('**/java/**/*.java')
                 javaExt.targetExclude('build/**')
-                javaExt.googleJavaFormat('1.21.0')
+                javaExt.googleJavaFormat('1.35.0')
             }
         }
     }
diff --git a/justfile b/justfile
index adaf73b..af9e679 100644
--- a/justfile
+++ b/justfile
@@ -7,6 +7,7 @@ default:
 # Regenerate the OpenAPI output using the Go-based wrapper.
 generate:
 	go -C codegen run . generate --spec ../openapi.json
+	just format
 
 # Run unit tests for the Go generator code.
 go-test: