diff --git a/gerrit-httpd/src/main/java/com/google/gerrit/httpd/rpc/patch/PatchScriptBuilder.java b/gerrit-httpd/src/main/java/com/google/gerrit/httpd/rpc/patch/PatchScriptBuilder.java
index 753c6fcba9..971c5f6776 100644
--- a/gerrit-httpd/src/main/java/com/google/gerrit/httpd/rpc/patch/PatchScriptBuilder.java
+++ b/gerrit-httpd/src/main/java/com/google/gerrit/httpd/rpc/patch/PatchScriptBuilder.java
@@ -386,7 +386,7 @@ class PatchScriptBuilder {
           displayMethod = DisplayMethod.NONE;
         }
 
-        if (displayMethod == DisplayMethod.DIFF) {
+        if (!reuse && displayMethod == DisplayMethod.DIFF) {
           PrettySettings s = new PrettySettings(settings.getPrettySettings());
           s.setFileName(path);
           s.setShowWhiteSpaceErrors(other != null /* side B */);