diff --git a/lib/platform/bitbucket-server/utils.js b/lib/platform/bitbucket-server/utils.js
index 2f035ace33436d4ae2002a8e1c5cb282baef8756..a0537a3d09ca474510ca83b251a29e7cac0e9a7e 100644
--- a/lib/platform/bitbucket-server/utils.js
+++ b/lib/platform/bitbucket-server/utils.js
@@ -16,7 +16,7 @@ const prInfo = pr => ({
   branchName: pr.fromRef.displayId,
   title: pr.title,
   state: prStateMapping[pr.state],
-  createdAt: pr.created_on,
+  createdAt: pr.createdDate,
 });
 
 const addMaxLength = (inputUrl, limit = 100) => {
diff --git a/test/platform/bitbucket-server/__snapshots__/index.spec.js.snap b/test/platform/bitbucket-server/__snapshots__/index.spec.js.snap
index 65655872533898beb45c75e248127ecdf5b85f49..4df8eb10936201085b452ec3e922cb77d6acdb19 100644
--- a/test/platform/bitbucket-server/__snapshots__/index.spec.js.snap
+++ b/test/platform/bitbucket-server/__snapshots__/index.spec.js.snap
@@ -43,7 +43,7 @@ Object {
   "branchName": "userName1/pullRequest5",
   "canMerge": false,
   "canRebase": true,
-  "createdAt": undefined,
+  "createdAt": 1547853840016,
   "displayNumber": "Pull Request #5",
   "isConflicted": false,
   "number": 5,
@@ -140,7 +140,7 @@ Object {
   "branchName": "userName1/pullRequest5",
   "canMerge": false,
   "canRebase": true,
-  "createdAt": undefined,
+  "createdAt": 1547853840016,
   "displayNumber": "Pull Request #5",
   "isConflicted": false,
   "number": 5,