diff --git a/triagebot.toml b/triagebot.toml
index 6f6e95c5b50e9..b1581f7400a26 100644
--- a/triagebot.toml
+++ b/triagebot.toml
@@ -1589,3 +1589,8 @@ days-threshold = 28
 # Documentation at: https://forge.rust-lang.org/triagebot/concern.html
 [concern]
 labels = ["S-waiting-on-concerns"]
+
+# Enable comments linking to triagebot range-diff when a PR is rebased
+# onto a different base commit
+# Documentation at: https://forge.rust-lang.org/triagebot/range-diff.html
+[range-diff]