--- lab-0.8.1/Cargo.toml	2020-08-14T06:54:54+00:00
+++ lab-0.8.1/Cargo.toml	2021-06-28T13:40:03.499389+00:00
@@ -35,7 +35,7 @@
 name = "lab_to_rgb"
 harness = false
 [dev-dependencies.approx]
-version = "0.3"
+version = "0.5"
 
 [dev-dependencies.criterion]
 version = "0.3"