diff --git a/.gitignore b/.gitignore
index f28aa3ff73..6f135de6ed 100644
--- a/.gitignore
+++ b/.gitignore
@@ -33,6 +33,7 @@ version
 
 # Flutter/Dart/Pub related
 **/doc/api/
+.dart_tool/
 .flutter-plugins
 .packages
 .pub-cache/
diff --git a/dev/tools/vitool/.gitignore b/dev/tools/vitool/.gitignore
index 1410a619fc..070e8407f6 100644
--- a/dev/tools/vitool/.gitignore
+++ b/dev/tools/vitool/.gitignore
@@ -1,4 +1,5 @@
 # Files and directories created by pub
+.dart_tool/
 .packages
 .pub/
 build/
diff --git a/packages/flutter_tools/templates/create/.gitignore.tmpl b/packages/flutter_tools/templates/create/.gitignore.tmpl
index a03e2bf321..af17aaf5b6 100644
--- a/packages/flutter_tools/templates/create/.gitignore.tmpl
+++ b/packages/flutter_tools/templates/create/.gitignore.tmpl
@@ -1,5 +1,6 @@
 .DS_Store
 .atom/
+.dart_tool/
 .idea
 .vscode/
 .packages
diff --git a/packages/flutter_tools/templates/package/.gitignore.tmpl b/packages/flutter_tools/templates/package/.gitignore.tmpl
index 9c14e4760c..6535e41111 100644
--- a/packages/flutter_tools/templates/package/.gitignore.tmpl
+++ b/packages/flutter_tools/templates/package/.gitignore.tmpl
@@ -1,5 +1,6 @@
 .DS_Store
 .atom/
+.dart_tool/
 .idea
 .packages
 .pub/
diff --git a/packages/flutter_tools/templates/plugin/.gitignore.tmpl b/packages/flutter_tools/templates/plugin/.gitignore.tmpl
index 14c7d4c3f7..d024067b75 100644
--- a/packages/flutter_tools/templates/plugin/.gitignore.tmpl
+++ b/packages/flutter_tools/templates/plugin/.gitignore.tmpl
@@ -1,5 +1,6 @@
 .DS_Store
 .atom/
+.dart_tool/
 .idea
 .packages
 .pub/