diff --git a/changelog.d/5187.bugfix b/changelog.d/5187.bugfix
new file mode 100644
index 0000000000000000000000000000000000000000..03b985265fb03289d96884dcda4c053867392dc1
--- /dev/null
+++ b/changelog.d/5187.bugfix
@@ -0,0 +1 @@
+Fix register endpoint returning a previously registered account.