diff --git a/.gitignore b/.gitignore
index c12a80979..90750f379 100644
--- a/.gitignore
+++ b/.gitignore
@@ -7,6 +7,9 @@
 # Executables
 *.exe
 
+# Cargo lock in subs
+**/Cargo.lock
+
 # Generated by Cargo
 **/target/
 
diff --git a/ethash/.gitignore b/ethash/.gitignore
deleted file mode 100644
index 03314f77b..000000000
--- a/ethash/.gitignore
+++ /dev/null
@@ -1 +0,0 @@
-Cargo.lock
diff --git a/ethcore/.gitignore b/ethcore/.gitignore
deleted file mode 100644
index 03314f77b..000000000
--- a/ethcore/.gitignore
+++ /dev/null
@@ -1 +0,0 @@
-Cargo.lock
diff --git a/evmjit/.gitignore b/evmjit/.gitignore
deleted file mode 100644
index d4f917d3d..000000000
--- a/evmjit/.gitignore
+++ /dev/null
@@ -1,3 +0,0 @@
-target
-Cargo.lock
-*.swp
diff --git a/rpc/.gitignore b/rpc/.gitignore
deleted file mode 100644
index 03314f77b..000000000
--- a/rpc/.gitignore
+++ /dev/null
@@ -1 +0,0 @@
-Cargo.lock
diff --git a/sync/.gitignore b/sync/.gitignore
deleted file mode 100644
index 03314f77b..000000000
--- a/sync/.gitignore
+++ /dev/null
@@ -1 +0,0 @@
-Cargo.lock
diff --git a/util/.gitignore b/util/.gitignore
deleted file mode 100644
index 03314f77b..000000000
--- a/util/.gitignore
+++ /dev/null
@@ -1 +0,0 @@
-Cargo.lock