diff --git a/apm-network/src/main/proto/ApplicationRegisterService.proto b/apm-network/src/main/proto/ApplicationRegisterService.proto
index 9c3285d54c06dfada5bf2d60ae68ba742ade06ee..a40392bb39612d74300dc6c9a24f27e214c961dd 100644
--- a/apm-network/src/main/proto/ApplicationRegisterService.proto
+++ b/apm-network/src/main/proto/ApplicationRegisterService.proto
@@ -1,7 +1,7 @@
 syntax = "proto3";
 
 option java_multiple_files = true;
-option java_package = "org.skywalking.apm.network.trace.proto";
+option java_package = "org.skywalking.apm.network.proto";
 
 import "KeyWithIntegerValue.proto";
 
diff --git a/apm-network/src/main/proto/DiscoveryService.proto b/apm-network/src/main/proto/DiscoveryService.proto
index 1f22a0df38538d916e83fb9c2327b2371f2784b8..420b3d6c9b3693ee1c233e282a2efedb08f7ea13 100644
--- a/apm-network/src/main/proto/DiscoveryService.proto
+++ b/apm-network/src/main/proto/DiscoveryService.proto
@@ -1,7 +1,7 @@
 syntax = "proto3";
 
 option java_multiple_files = true;
-option java_package = "org.skywalking.apm.network.trace.proto";
+option java_package = "org.skywalking.apm.network.proto";
 
 import "Downstream.proto";
 
diff --git a/apm-network/src/main/proto/Downstream.proto b/apm-network/src/main/proto/Downstream.proto
index f5c5ec3c2c8cc5e3d7712715421ee273ec849792..cbeb2f41abc2dd55acd38ce671459f25bdbaeab7 100644
--- a/apm-network/src/main/proto/Downstream.proto
+++ b/apm-network/src/main/proto/Downstream.proto
@@ -1,7 +1,7 @@
 syntax = "proto3";
 
 option java_multiple_files = true;
-option java_package = "org.skywalking.apm.network.collecor.proto";
+option java_package = "org.skywalking.apm.network.proto";
 
 // nothing down stream from collector yet.
 message Downstream {
diff --git a/apm-network/src/main/proto/JVMMetricsService.proto b/apm-network/src/main/proto/JVMMetricsService.proto
index 22680b686b37a65a8e4af06471d06b155e262110..f7419288e812cea78be5827de77246e785af096a 100644
--- a/apm-network/src/main/proto/JVMMetricsService.proto
+++ b/apm-network/src/main/proto/JVMMetricsService.proto
@@ -1,5 +1,5 @@
 option java_multiple_files = true;
-option java_package = "org.skywalking.apm.network.trace.proto";
+option java_package = "org.skywalking.apm.network.proto";
 
 import "Downstream.proto";
 
diff --git a/apm-network/src/main/proto/KeyValue.proto b/apm-network/src/main/proto/KeyValue.proto
deleted file mode 100644
index f03132a38054a45e96b7aa498104ea87cbeea31e..0000000000000000000000000000000000000000
--- a/apm-network/src/main/proto/KeyValue.proto
+++ /dev/null
@@ -1,9 +0,0 @@
-syntax = "proto3";
-
-option java_multiple_files = true;
-option java_package = "org.skywalking.apm.network.collecor.proto";
-
-message KeyValue {
-    string key = 1;
-    string value = 2;
-}
diff --git a/apm-network/src/main/proto/KeyWithIntegerValue.proto b/apm-network/src/main/proto/KeyWithIntegerValue.proto
index 3a0e4e602a1b3c0cbe058641e7ccb84995b2589f..328ef45a5579e2dfe7ac05db68ae49e571c7237f 100644
--- a/apm-network/src/main/proto/KeyWithIntegerValue.proto
+++ b/apm-network/src/main/proto/KeyWithIntegerValue.proto
@@ -1,7 +1,7 @@
 syntax = "proto3";
 
 option java_multiple_files = true;
-option java_package = "org.skywalking.apm.network.collecor.proto";
+option java_package = "org.skywalking.apm.network.proto";
 
 message KeyWithIntegerValue {
     string key = 1;
diff --git a/apm-network/src/main/proto/KeyWithStringValue.proto b/apm-network/src/main/proto/KeyWithStringValue.proto
index dabb4d395a4de42ec372f95b386e2516cb0c2e54..e1a3a4e3e149b9c1ad062e87048b4e01ff345f54 100644
--- a/apm-network/src/main/proto/KeyWithStringValue.proto
+++ b/apm-network/src/main/proto/KeyWithStringValue.proto
@@ -1,7 +1,7 @@
 syntax = "proto3";
 
 option java_multiple_files = true;
-option java_package = "org.skywalking.apm.network.collecor.proto";
+option java_package = "org.skywalking.apm.network.proto";
 
 message KeyWithStringValue {
     string key = 1;
diff --git a/apm-network/src/main/proto/TraceSegmentService.proto b/apm-network/src/main/proto/TraceSegmentService.proto
index 6cfa64929f137ebbd65338c17656bf50f7c6627f..17592a1ad53279bf711fccabfc99e5c3f6df0c08 100644
--- a/apm-network/src/main/proto/TraceSegmentService.proto
+++ b/apm-network/src/main/proto/TraceSegmentService.proto
@@ -1,7 +1,7 @@
 syntax = "proto3";
 
 option java_multiple_files = true;
-option java_package = "org.skywalking.apm.network.trace.proto";
+option java_package = "org.skywalking.apm.network.proto";
 
 import "Downstream.proto";
 import "KeyWithStringValue.proto";