Fix a typo.
diff --git a/browser/BrowserPerf.proto b/browser/BrowserPerf.proto
index 80680fa..e1050ea 100644
--- a/browser/BrowserPerf.proto
+++ b/browser/BrowserPerf.proto
@@ -21,7 +21,7 @@
 option java_multiple_files = true;
 option java_package = "org.apache.skywalking.apm.network.language.agent";
 
-import "common/common.proto";
+import "common/Common.proto";
 
 // Collect performance raw data from browser.
 service BrowserPerfService {