diff --git a/Cargo.lock b/Cargo.lock
index 461716b1b..0a07b83b0 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -897,6 +897,12 @@ version = "0.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "b8f8bdf33df195859076e54ab11ee78a1b208382d3a26ec40d142ffc1ecc49ef"
 
+[[package]]
+name = "once_cell"
+version = "1.7.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "af8b08b04175473088b46763e51ee54da5f9a164bc162f615b91bc179dbf15a3"
+
 [[package]]
 name = "onig"
 version = "4.3.3"
@@ -1991,6 +1997,7 @@ dependencies = [
  "globset",
  "lazy_static",
  "number_prefix",
+ "once_cell",
  "term_grid",
  "termsize",
  "time",