diff --git a/pkg/graph/post.go b/pkg/graph/post.go
index d1d27c8..f08d75b 100644
--- a/pkg/graph/post.go
+++ b/pkg/graph/post.go
@@ -10,9 +10,9 @@ type Post interface {
 	CreatePost(ctx context.Context, anthrovePost *models.AnthrovePost) error
 	DeletePost(ctx context.Context, anthrovePost *models.AnthrovePost) error
 
-	// LinkPostWithSource establishes a link between a post and a source in the OtterSpace graph.
-	// It returns an error if the operation fails.
-	LinkPostWithSource(ctx context.Context, anthrovePostID models.AnthrovePostID, anthroveSourceDomain string, anthrovePostRelationship *models.AnthrovePostRelationship) error
+	// CheckPostNodeExistsBySourceID checks if a post node exists in the OtterSpace graph by its source ID.
+	// It returns the post if it exists, a boolean indicating whether the post was found, and an error if the operation fails.
+	CheckPostNodeExistsBySourceID(ctx context.Context, sourcePostID string) (*models.AnthrovePost, bool, error)
 
 	// CheckPostNodeExistsByAnthroveID checks if a post node exists in the OtterSpace graph by its Anthrove ID.
 	// It returns the post if it exists, a boolean indicating whether the post was found, and an error if the operation fails.
@@ -22,7 +22,7 @@ type Post interface {
 	// It returns the post if it exists, a boolean indicating whether the post was found, and an error if the operation fails.
 	CheckPostNodeExistsBySourceURL(ctx context.Context, sourceUrl string) (*models.AnthrovePost, bool, error)
 
-	// CheckPostNodeExistsBySourceID checks if a post node exists in the OtterSpace graph by its source ID.
-	// It returns the post if it exists, a boolean indicating whether the post was found, and an error if the operation fails.
-	CheckPostNodeExistsBySourceID(ctx context.Context, sourcePostID string) (*models.AnthrovePost, bool, error)
+	// LinkPostWithSource establishes a link between a post and a source in the OtterSpace graph.
+	// It returns an error if the operation fails.
+	LinkPostWithSource(ctx context.Context, anthrovePostID models.AnthrovePostID, anthroveSourceDomain string, anthrovePostRelationship *models.AnthrovePostRelationship) error
 }