diff --git a/CHANGELOG.md b/CHANGELOG.md
index e8e5c2f..5aceee4 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,6 @@
+## [0.4.1]
+* Add explict accept type for RestClient while requesting progile from FullContact
+
 ## [0.4.0]
 * Add RestClient::Gone exception handling to return nil for HTTP 410 responses
 * Add test coverage for RestClient::Gone exception handling
diff --git a/lib/fc_enrich/http_client.rb b/lib/fc_enrich/http_client.rb
index 2975426..ccbc353 100644
--- a/lib/fc_enrich/http_client.rb
+++ b/lib/fc_enrich/http_client.rb
@@ -6,7 +6,9 @@ class HttpClient
     def post(path, payload_hash)
       response = RestClient.post("https://api.fullcontact.com#{path}",
                                  MultiJson.encode(payload_hash),
-                                 authorization: "Bearer #{FcEnrich.api_key}")
+                                 authorization: "Bearer #{FcEnrich.api_key}",
+                                 content_type: :json,
+                                 accept: :json)
       MultiJson.decode(response.body)
     rescue RestClient::NotFound, RestClient::UnprocessableEntity, RestClient::Gone
       nil
diff --git a/lib/fc_enrich/version.rb b/lib/fc_enrich/version.rb
index 0a1356b..4db6f74 100644
--- a/lib/fc_enrich/version.rb
+++ b/lib/fc_enrich/version.rb
@@ -1,3 +1,3 @@
 module FcEnrich
-  VERSION = "0.4.0"
+  VERSION = "0.4.1"
 end
diff --git a/spec/fc_enrich/http_client_spec.rb b/spec/fc_enrich/http_client_spec.rb
index 49a8def..c3bd41a 100644
--- a/spec/fc_enrich/http_client_spec.rb
+++ b/spec/fc_enrich/http_client_spec.rb
@@ -8,7 +8,9 @@ module FcEnrich
       stub_request(:post, "https://api.fullcontact.com/v3/person.enrich")
         .with(
           body: "{\"my_data\":\"true\"}",
-          headers: { 'Authorization' => 'Bearer TEST!' }
+          headers: { 'Authorization' => 'Bearer TEST!',
+                     'Accept' => %r{\Aapplication/json\b},
+                     'Content-Type' => %r{\Aapplication/json\b} }
         )
         .to_return(status: 200, body: { "return" => "result" }.to_json)