diff --git a/CHANGELOG.md b/CHANGELOG.md
index 60d95cb97f4..07291ff6f53 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -23,6 +23,7 @@
 * [BUGFIX] AlertManager: remove stale template files. #4495
 * [BUGFIX] Distributor: fix bug in query-exemplar where some results would get dropped. #4582
 * [BUGFIX] Update Thanos dependency: compactor tracing support, azure blocks storage memory fix. #4585
+* [BUGFIX] Set appropriate `Content-Type` header for /services endpoint, which previously hard-coded `text/plain`. #4596
 * [BUGFIX] Querier: Disable query scheduler SRV DNS lookup, which removes noisy log messages about "failed DNS SRV record lookup". #4601
 * [BUGFIX] Memberlist: fixed corrupted packets when sending compound messages with more than 255 messages or messages bigger than 64KB. #4601
 
diff --git a/pkg/cortex/status.go b/pkg/cortex/status.go
index 9c8481d005b..9b5fdba3254 100644
--- a/pkg/cortex/status.go
+++ b/pkg/cortex/status.go
@@ -50,9 +50,6 @@ func init() {
 }
 
 func (t *Cortex) servicesHandler(w http.ResponseWriter, r *http.Request) {
-	w.WriteHeader(200)
-	w.Header().Set("Content-Type", "text/plain")
-
 	svcs := make([]renderService, 0)
 	for mod, s := range t.ServiceMap {
 		svcs = append(svcs, renderService{