diff --git a/apps/advanced/.gitignore b/apps/advanced/.gitignore
index 19dfc06..447bcd3 100644
--- a/apps/advanced/.gitignore
+++ b/apps/advanced/.gitignore
@@ -1,2 +1 @@
 /yii
-/composer.lock
\ No newline at end of file
diff --git a/apps/basic/.gitignore b/apps/basic/.gitignore
deleted file mode 100644
index 9dce4ff..0000000
--- a/apps/basic/.gitignore
+++ /dev/null
@@ -1 +0,0 @@
-/composer.lock
\ No newline at end of file
diff --git a/apps/benchmark/.gitignore b/apps/benchmark/.gitignore
deleted file mode 100644
index 9dce4ff..0000000
--- a/apps/benchmark/.gitignore
+++ /dev/null
@@ -1 +0,0 @@
-/composer.lock
\ No newline at end of file