diff --git a/bruno/Get A Collection.bru b/bruno/Get A Collection.bru
index 1a79216..22b407c 100644
--- a/bruno/Get A Collection.bru	
+++ b/bruno/Get A Collection.bru	
@@ -26,7 +26,7 @@ tests {
 
   test("Verify response content type", function() {
     const contentType = res.getHeader('content-type');
-    expect(contentType).to.include('application/stix+json');
+    expect(contentType).to.include('application/taxii+json');
     expect(contentType).to.include('version=2.1');
   });
 
diff --git a/bruno/Get API Root Information.bru b/bruno/Get API Root Information.bru
index f648a20..dc90915 100644
--- a/bruno/Get API Root Information.bru	
+++ b/bruno/Get API Root Information.bru	
@@ -21,7 +21,7 @@ tests {
   
   test("Verify response content type", function() {
     const contentType = res.getHeader('content-type');
-    expect(contentType).to.include('application/stix+json');
+    expect(contentType).to.include('application/taxii+json');
     expect(contentType).to.include('version=2.1');
   });
   
diff --git a/bruno/Get An Object.bru b/bruno/Get An Object.bru
index 1f0d441..f12caa2 100644
--- a/bruno/Get An Object.bru	
+++ b/bruno/Get An Object.bru	
@@ -28,7 +28,7 @@ tests {
   
   test("Verify response content type", function() {
     const contentType = res.getHeader('content-type');
-    expect(contentType).to.include('application/stix+json');
+    expect(contentType).to.include('application/taxii+json');
     expect(contentType).to.include('version=2.1');
   });
   
diff --git a/bruno/Get Collections.bru b/bruno/Get Collections.bru
index 4f0d8b3..2fa99a3 100644
--- a/bruno/Get Collections.bru	
+++ b/bruno/Get Collections.bru	
@@ -21,7 +21,7 @@ tests {
 
   test("Verify response content type", function() {
     const contentType = res.getHeader('content-type');
-    expect(contentType).to.include('application/stix+json');
+    expect(contentType).to.include('application/taxii+json');
     expect(contentType).to.include('version=2.1');
   });
 
diff --git a/bruno/Get Object Manifests.bru b/bruno/Get Object Manifests.bru
index 0427944..1c46823 100644
--- a/bruno/Get Object Manifests.bru	
+++ b/bruno/Get Object Manifests.bru	
@@ -25,7 +25,7 @@ tests {
 
   test("Verify response content type", function() {
     const contentType = res.getHeader('content-type');
-    expect(contentType).to.include('application/stix+json');
+    expect(contentType).to.include('application/taxii+json');
     expect(contentType).to.include('version=2.1');
   });
 
diff --git a/bruno/Get Object Versions.bru b/bruno/Get Object Versions.bru
index b58e6c2..ddba14d 100644
--- a/bruno/Get Object Versions.bru	
+++ b/bruno/Get Object Versions.bru	
@@ -30,7 +30,7 @@ tests {
 
   test("Verify response content type", function() {
     const contentType = res.getHeader('content-type');
-    expect(contentType).to.include('application/stix+json');
+    expect(contentType).to.include('application/taxii+json');
     expect(contentType).to.include('version=2.1');
   });
 
diff --git a/bruno/Get Objects.bru b/bruno/Get Objects.bru
index 277c4e3..37d7ac1 100644
--- a/bruno/Get Objects.bru	
+++ b/bruno/Get Objects.bru	
@@ -37,7 +37,7 @@ tests {
 
   test("Verify response content type", function() {
     const contentType = res.getHeader('content-type');
-    expect(contentType).to.include('application/stix+json');
+    expect(contentType).to.include('application/taxii+json');
     expect(contentType).to.include('version=2.1');
   });
 
diff --git a/bruno/Server Discovery.bru b/bruno/Server Discovery.bru
index 1b0e4f0..067ca2b 100644
--- a/bruno/Server Discovery.bru	
+++ b/bruno/Server Discovery.bru	
@@ -21,7 +21,7 @@ tests {
   
   test("Verify response content type", function() {
     const contentType = res.getHeader('content-type');
-    expect(contentType).to.include('application/stix+json');
+    expect(contentType).to.include('application/taxii+json');
     expect(contentType).to.include('version=2.1');
   });
   
diff --git a/src/common/interceptors/set-response-media-type.interceptor.ts b/src/common/interceptors/set-response-media-type.interceptor.ts
index d5ed332..6d8269e 100644
--- a/src/common/interceptors/set-response-media-type.interceptor.ts
+++ b/src/common/interceptors/set-response-media-type.interceptor.ts
@@ -24,15 +24,8 @@ export class SetResponseMediaType implements NestInterceptor {
 
         const requestedMediaType: MediaTypeObject = req[MEDIA_TYPE_TOKEN];
 
-        requestedMediaType._subType = requestedMediaType._subType.replace(
-          "taxii",
-          "stix"
-        );
-
         const contentType = requestedMediaType.toString();
 
-        contentType.replace("taxii", "stix");
-
         res.setHeader("Content-Type", contentType);
       })
     );