Fix leftover wrong name in README.md

Signed-off-by: Ian Jackson <ijackson@chiark.greenend.org.uk>

diff --git a/README.md b/README.md
index 8d96eb2cf23bec2a68e15925ad931002496b463f..efd8096cd28c375278b43793d50ebce8139f26dc 100644 (file)
--- a/README.md
+++ b/README.md
@@ -403,8 +403,8 @@ Options
     to take the nailing-cargo lock.  Some kind of protection against
     concurrent operation is necessary to prevent multiple instances of
     nailing-cargo trashing each others' work, and possibly mangling
-    your `Cargo.toml`s, `Cargo.lock`, etc., so `--no-lock` is
-    dangerous unless you take other measures against concurrent
+    your `Cargo.toml`s, `Cargo.lock`, etc., so `--no-concurrency-lock`
+    is dangerous unless you take other measures against concurrent
     execution.
 
   * `-h` | `--help`: Print usage summary.