diff --git a/github/data_source_github_repository.go b/github/data_source_github_repository.go
index a5957439d1..a651eda8d9 100644
--- a/github/data_source_github_repository.go
+++ b/github/data_source_github_repository.go
@@ -250,7 +250,6 @@ func dataSourceGithubRepositoryRead(d *schema.ResourceData, meta interface{}) er
 	d.Set("allow_squash_merge", repo.GetAllowSquashMerge())
 	d.Set("allow_rebase_merge", repo.GetAllowRebaseMerge())
 	d.Set("allow_auto_merge", repo.GetAllowAutoMerge())
-	d.Set("allow_auto_merge", repo.GetAllowAutoMerge())
 	d.Set("squash_merge_commit_title", repo.GetSquashMergeCommitTitle())
 	d.Set("squash_merge_commit_message", repo.GetSquashMergeCommitMessage())
 	d.Set("merge_commit_title", repo.GetMergeCommitTitle())