diff --git a/changelogs/unreleased/fix-preloading-merge_request_diff.yml b/changelogs/unreleased/fix-preloading-merge_request_diff.yml
new file mode 100644
index 0000000000000000000000000000000000000000..d38b6b0a707b6eaf7335a2853758c9e357d33939
--- /dev/null
+++ b/changelogs/unreleased/fix-preloading-merge_request_diff.yml
@@ -0,0 +1,4 @@
+---
+title: Fix bad query for PostgreSQL showing merge requests list
+merge_request: 10666
+author: