diff --git a/src/bst.h b/src/bst.h
index 379c076..40b66c6 100644
--- a/src/bst.h
+++ b/src/bst.h
@@ -4,4 +4,7 @@ typedef struct bstNode bstNode;
 typedef struct Tree Tree;
 
 bstNode* newNode(int);
-Tree* newTree();
\ No newline at end of file
+Tree* newTree();
+void bstInsert(Tree*, int);
+bool bstContains(Tree*, int);
+void bstFree(Tree*);
\ No newline at end of file