diff --git a/layoutparser-service/layoutparser-service-internal-api/build.gradle.kts b/layoutparser-service/layoutparser-service-internal-api/build.gradle.kts
index 540de00..024695b 100644
--- a/layoutparser-service/layoutparser-service-internal-api/build.gradle.kts
+++ b/layoutparser-service/layoutparser-service-internal-api/build.gradle.kts
@@ -7,5 +7,4 @@ description = "layoutparser-service-internal-api"
 
 dependencies {
     implementation("io.swagger.core.v3:swagger-annotations:2.2.15")
-    api("com.google.protobuf:protobuf-java-util:4.28.3")
 }