diff --git a/akka-remote/src/main/java/akka/remote/RemoteProtocol.java b/akka-remote/src/main/java/akka/remote/RemoteProtocol.java
index e439b6dc62..21074a44c0 100644
--- a/akka-remote/src/main/java/akka/remote/RemoteProtocol.java
+++ b/akka-remote/src/main/java/akka/remote/RemoteProtocol.java
@@ -309,7 +309,7 @@ public final class RemoteProtocol {
         maybeForceBuilderInitialization();
       }
       
-      private Builder(BuilderParent parent) {
+      private Builder(com.google.protobuf.GeneratedMessage.BuilderParent parent) {
         super(parent);
         maybeForceBuilderInitialization();
       }
@@ -981,7 +981,7 @@ public final class RemoteProtocol {
         maybeForceBuilderInitialization();
       }
       
-      private Builder(BuilderParent parent) {
+      private Builder(com.google.protobuf.GeneratedMessage.BuilderParent parent) {
         super(parent);
         maybeForceBuilderInitialization();
       }
@@ -1977,7 +1977,7 @@ public final class RemoteProtocol {
         maybeForceBuilderInitialization();
       }
       
-      private Builder(BuilderParent parent) {
+      private Builder(com.google.protobuf.GeneratedMessage.BuilderParent parent) {
         super(parent);
         maybeForceBuilderInitialization();
       }
@@ -2527,7 +2527,7 @@ public final class RemoteProtocol {
         maybeForceBuilderInitialization();
       }
       
-      private Builder(BuilderParent parent) {
+      private Builder(com.google.protobuf.GeneratedMessage.BuilderParent parent) {
         super(parent);
         maybeForceBuilderInitialization();
       }
@@ -2936,7 +2936,7 @@ public final class RemoteProtocol {
         maybeForceBuilderInitialization();
       }
       
-      private Builder(BuilderParent parent) {
+      private Builder(com.google.protobuf.GeneratedMessage.BuilderParent parent) {
         super(parent);
         maybeForceBuilderInitialization();
       }
@@ -3410,7 +3410,7 @@ public final class RemoteProtocol {
         maybeForceBuilderInitialization();
       }
       
-      private Builder(BuilderParent parent) {
+      private Builder(com.google.protobuf.GeneratedMessage.BuilderParent parent) {
         super(parent);
         maybeForceBuilderInitialization();
       }
@@ -3909,7 +3909,7 @@ public final class RemoteProtocol {
         maybeForceBuilderInitialization();
       }
       
-      private Builder(BuilderParent parent) {
+      private Builder(com.google.protobuf.GeneratedMessage.BuilderParent parent) {
         super(parent);
         maybeForceBuilderInitialization();
       }
@@ -4429,7 +4429,7 @@ public final class RemoteProtocol {
         maybeForceBuilderInitialization();
       }
       
-      private Builder(BuilderParent parent) {
+      private Builder(com.google.protobuf.GeneratedMessage.BuilderParent parent) {
         super(parent);
         maybeForceBuilderInitialization();
       }