diff --git a/.gitignore b/.gitignore
index 142bfde0137..fc5d90a0819 100644
--- a/.gitignore
+++ b/.gitignore
@@ -21,3 +21,8 @@ gradle-app.setting
 # Cache of project
 .gradletasknamecache
 
+# local project files
+lib/
+.idea/
+proto/compiler/protoc-artifacts
+proto/compiler/tests
\ No newline at end of file
diff --git a/proto/compiler/.gitignore b/proto/compiler/.gitignore
index 5b4bbf65181..b0c44428b15 100644
--- a/proto/compiler/.gitignore
+++ b/proto/compiler/.gitignore
@@ -19,3 +19,16 @@ gradle-app.setting
 # Cache of project
 .gradletasknamecache
 
+# Google Protobuf sources
+google/*
+!google/src
+
+google/src/*
+!google/src/google
+
+google/src/google/protobuf/*
+!google/src/google/protobuf/compiler
+
+google/src/google/protobuf/compiler/*
+!google/src/google/protobuf/compiler/kotlin
+