diff --git a/Documentation/diff-config.txt b/Documentation/diff-config.txt
index 9bf3e923cf..6eaa45271c 100644
--- a/Documentation/diff-config.txt
+++ b/Documentation/diff-config.txt
@@ -166,11 +166,6 @@ diff.tool::
 
 include::mergetools-diff.txt[]
 
-diff.compactionHeuristic::
-	Set this option to enable an experimental heuristic that
-	shifts the hunk boundary in an attempt to make the resulting
-	patch easier to read.
-
 diff.algorithm::
 	Choose a diff algorithm.  The variants are as follows:
 +
diff --git a/Documentation/diff-options.txt b/Documentation/diff-options.txt
index b513023cd7..3ad6404dbc 100644
--- a/Documentation/diff-options.txt
+++ b/Documentation/diff-options.txt
@@ -63,12 +63,6 @@ ifndef::git-format-patch[]
 	Synonym for `-p --raw`.
 endif::git-format-patch[]
 
---compaction-heuristic::
---no-compaction-heuristic::
-	These are to help debugging and tuning an experimental
-	heuristic that shifts the hunk boundary in an attempt to
-	make the resulting patch easier to read.
-
 --minimal::
 	Spend extra time to make sure the smallest possible
 	diff is produced.