diff --git a/Documentation/diff-options.adoc b/Documentation/diff-options.adoc
index 8f632d5fe1..fcfcdf0286 100644
--- a/Documentation/diff-options.adoc
+++ b/Documentation/diff-options.adoc
@@ -859,12 +859,18 @@ endif::git-format-patch[]
 	Do not show any source or destination prefix.
 
 `--default-prefix`::
+ifdef::git-format-patch[]
 	Use the default source and destination prefixes ("a/" and "b/").
-	This overrides configuration variables such as
-ifndef::git-format-patch[`diff.noprefix`,]
-ifdef::git-format-patch[`format.noprefix`,]
+	This overrides configuration variables such as `format.noprefix`,
 	`diff.srcPrefix`, `diff.dstPrefix`, and `diff.mnemonicPrefix`
 	(see linkgit:git-config[1]).
+endif::git-format-patch[]
+ifndef::git-format-patch[]
+	Use the default source and destination prefixes ("a/" and "b/").
+	This overrides configuration variables such as `diff.noprefix`,
+	`diff.srcPrefix`, `diff.dstPrefix`, and `diff.mnemonicPrefix`
+	(see linkgit:git-config[1]).
+endif::git-format-patch[]
 
 `--line-prefix=<prefix>`::
 	Prepend an additional _<prefix>_ to every line of output.