diff --git a/Octokit.Tests.Integration/Clients/ProjectCardsClientTests.cs b/Octokit.Tests.Integration/Clients/ProjectCardsClientTests.cs
index 3c127e0b9d..f4dc817a14 100644
--- a/Octokit.Tests.Integration/Clients/ProjectCardsClientTests.cs
+++ b/Octokit.Tests.Integration/Clients/ProjectCardsClientTests.cs
@@ -228,6 +228,21 @@ public async Task CreatesIssueCard()
             Assert.NotNull(card);
         }
 
+        [IntegrationTest]
+        public async Task CreatesPullRequestCard()
+        {
+            await _github.CreateTheWorld(_context.Repository);
+
+            var project = await CreateRepositoryProjectHelper(_github, _context.RepositoryId);
+
+            var pullRequest = await _github.CreatePullRequest(_context.Repository);
+
+            var column = await CreateColumnHelper(_github, project.Id);
+            var card = await CreateIssueCardHelper(_github, pullRequest.Number, column.Id);
+
+            Assert.NotNull(card);
+        }
+
         public void Dispose()
         {
             if (_context != null)
diff --git a/Octokit/Models/Request/NewProjectCard.cs b/Octokit/Models/Request/NewProjectCard.cs
index 35c8cb2886..a726467bdc 100644
--- a/Octokit/Models/Request/NewProjectCard.cs
+++ b/Octokit/Models/Request/NewProjectCard.cs
@@ -46,7 +46,9 @@ internal string DebuggerDisplay
 
     public enum ProjectCardContentType
     {
-        [Parameter(Value = "Issue")]
-        Issue
+        [Parameter(Value = nameof(Issue))]
+        Issue,
+        [Parameter(Value = nameof(PullRequest))]
+        PullRequest
     }
 }