diff --git a/pkg/api/routes.go b/pkg/api/routes.go
index f3803ea7..a16a5aae 100644
--- a/pkg/api/routes.go
+++ b/pkg/api/routes.go
@@ -267,7 +267,7 @@ func (rh *RouteHandler) CheckManifest(w http.ResponseWriter, r *http.Request) {
 		return
 	}
 
-	_, digest, _, err := is.GetImageManifest(name, reference)
+	_, digest, mediaType, err := is.GetImageManifest(name, reference)
 	if err != nil {
 		switch err {
 		case errors.ErrRepoNotFound:
@@ -287,6 +287,7 @@ func (rh *RouteHandler) CheckManifest(w http.ResponseWriter, r *http.Request) {
 
 	w.Header().Set(DistContentDigestKey, digest)
 	w.Header().Set("Content-Length", "0")
+	w.Header().Set("Content-Type", mediaType)
 	w.WriteHeader(http.StatusOK)
 }
 
diff --git a/pkg/compliance/v1_0_0/check.go b/pkg/compliance/v1_0_0/check.go
index 17fe87a2..c87cfcc6 100644
--- a/pkg/compliance/v1_0_0/check.go
+++ b/pkg/compliance/v1_0_0/check.go
@@ -550,6 +550,7 @@ func CheckWorkflows(t *testing.T, config *compliance.Config) {
 			resp, err = resty.R().Head(baseURL + "/v2/repo7/manifests/test:1.0")
 			So(err, ShouldBeNil)
 			So(resp.StatusCode(), ShouldEqual, 200)
+			So(resp.Header().Get("Content-Type"), ShouldNotBeEmpty)
 			resp, err = resty.R().Get(baseURL + "/v2/repo7/manifests/test:1.0")
 			So(err, ShouldBeNil)
 			So(resp.StatusCode(), ShouldEqual, 200)
@@ -558,6 +559,7 @@ func CheckWorkflows(t *testing.T, config *compliance.Config) {
 			resp, err = resty.R().Head(baseURL + "/v2/repo7/manifests/" + digest.String())
 			So(err, ShouldBeNil)
 			So(resp.StatusCode(), ShouldEqual, 200)
+			So(resp.Header().Get("Content-Type"), ShouldNotBeEmpty)
 			resp, err = resty.R().Get(baseURL + "/v2/repo7/manifests/" + digest.String())
 			So(err, ShouldBeNil)
 			So(resp.StatusCode(), ShouldEqual, 200)