diff --git a/github/github_test.go b/github/github_test.go
index 9a6e05d..6e9523f 100644
--- a/github/github_test.go
+++ b/github/github_test.go
@@ -380,7 +380,7 @@ func TestWebhooks(t *testing.T) {
 			filename: "../testdata/github/project-card.json",
 			headers: http.Header{
 				"X-Github-Event":  []string{"project_card"},
-				"X-Hub-Signature": []string{"sha1=495dec0d6449d16b71f2ddcd37d595cb9b04b1d8"},
+				"X-Hub-Signature": []string{"sha1=f5ed1572b04f0e03c8d5f5e3f7fa63737bef76d7"},
 			},
 		},
 		{
diff --git a/github/payload.go b/github/payload.go
index 67c16a5..46111d7 100644
--- a/github/payload.go
+++ b/github/payload.go
@@ -2986,13 +2986,14 @@ type PingPayload struct {
 type ProjectCardPayload struct {
 	Action      string `json:"action"`
 	ProjectCard struct {
-		URL       string  `json:"url"`
-		ColumnURL string  `json:"column_url"`
-		ColumnID  int64   `json:"column_id"`
-		ID        int64   `json:"id"`
-		NodeID    string  `json:"node_id"`
-		Note      *string `json:"note"`
-		Creator   struct {
+		URL        string  `json:"url"`
+		ProjectURL string  `json:"project_url"`
+		ColumnURL  string  `json:"column_url"`
+		ColumnID   int64   `json:"column_id"`
+		ID         int64   `json:"id"`
+		NodeID     string  `json:"node_id"`
+		Note       *string `json:"note"`
+		Creator    struct {
 			Login             string `json:"login"`
 			ID                int64  `json:"id"`
 			NodeID            string `json:"node_id"`
diff --git a/testdata/github/project-card.json b/testdata/github/project-card.json
index a7c17c6..1c3608f 100644
--- a/testdata/github/project-card.json
+++ b/testdata/github/project-card.json
@@ -2,6 +2,7 @@
   "action": "created",
   "project_card": {
     "url": "https://api.github.com/projects/columns/cards/1266091",
+    "project_url": "https://api.github.com/projects/6047634",
     "column_url": "https://api.github.com/projects/columns/515520",
     "column_id": 515520,
     "id": 1266091,
@@ -27,7 +28,7 @@
     },
     "created_at": 1483569391,
     "updated_at": 1483569391,
-    "content_url":  "https://api.github.com/repos/baxterthehacker/public-repo/issues/2"
+    "content_url": "https://api.github.com/repos/baxterthehacker/public-repo/issues/2"
   },
   "repository": {
     "id": 35129377,
@@ -145,4 +146,4 @@
     "type": "User",
     "site_admin": false
   }
-}
+}
\ No newline at end of file