diff --git a/README.md b/README.md
index ef57bf2..33b1357 100644
--- a/README.md
+++ b/README.md
@@ -224,12 +224,6 @@ repos:
 
 See https://pre-commit.com/ for more...
 
-## Disable anonymous metrics
-
-We collect anonymous usage metrics to improve nbmake.
-
-You can disable them by setting the environment variable NBMAKE_METRICS=0
-
 ## Disable Nbmake
 
 Implicitly: