diff --git a/google-cloud-spanner-executor/src/main/java/com/google/cloud/executor/spanner/CloudExecutor.java b/google-cloud-spanner-executor/src/main/java/com/google/cloud/executor/spanner/CloudExecutor.java
index bf5f56aadc..cda9923f39 100644
--- a/google-cloud-spanner-executor/src/main/java/com/google/cloud/executor/spanner/CloudExecutor.java
+++ b/google-cloud-spanner-executor/src/main/java/com/google/cloud/executor/spanner/CloudExecutor.java
@@ -428,7 +428,8 @@ protected Status toStatus(SpannerException e) {
       case CANCELLED:
         return Status.fromCode(Status.CANCELLED.getCode()).withDescription(e.getMessage());
       case INTERNAL:
-        return Status.fromCode(Status.INTERNAL.getCode()).withDescription(e.getMessage());
+        return Status.fromCode(Status.INTERNAL.getCode())
+            .withDescription(e.getMessage() + e.getReason() == null ? "" : ": " + e.getReason());
       case FAILED_PRECONDITION:
         return Status.fromCode(Status.FAILED_PRECONDITION.getCode())
             .withDescription(e.getMessage());