diff --git a/Octokit.Tests/Http/ConnectionTests.cs b/Octokit.Tests/Http/ConnectionTests.cs
index e280bfa0..f6c0618e 100644
--- a/Octokit.Tests/Http/ConnectionTests.cs
+++ b/Octokit.Tests/Http/ConnectionTests.cs
@@ -349,7 +349,7 @@ namespace Octokit.Tests.Http
                 Assert.Equal(45, exception.RetryAfterSeconds);
             }
 
-            [Fact(Skip = "Fails due to https://github.com/octokit/octokit.net/issues/1529. The message is empty but the default message isn't displayed. However, this isn't due to the introduction of AbuseException, but rather something else.")]
+            [Fact]
             public async Task ThrowsAbuseExceptionWithDefaultMessageForUnsafeAbuseResponse()
             {
                 string messageText = string.Empty;
diff --git a/Octokit/Exceptions/ApiException.cs b/Octokit/Exceptions/ApiException.cs
index d68d8591..67b16735 100644
--- a/Octokit/Exceptions/ApiException.cs
+++ b/Octokit/Exceptions/ApiException.cs
@@ -178,7 +178,12 @@ namespace Octokit
         {
             get
             {
-                return ApiError != null ? ApiError.Message : null;
+                if (ApiError != null && !string.IsNullOrWhiteSpace(ApiError.Message))
+                {
+                    return ApiError.Message;
+                }
+
+                return null;
             }
         }