diff --git a/backtracking/wildcard_matching.cpp b/backtracking/wildcard_matching.cpp
index 36eb2d0f5..9ecb1d3b0 100644
--- a/backtracking/wildcard_matching.cpp
+++ b/backtracking/wildcard_matching.cpp
@@ -36,7 +36,7 @@ namespace wildcard_matching {
  * @returns 1 if pattern matches with matching string otherwise 0
  */
 std::vector<std::vector<int64_t>> dpTable(1000, std::vector<int64_t>(1000, -1));
-uint32_t wildcard_matching(std::string s, std::string p, uint32_t pos1,
+bool wildcard_matching(std::string s, std::string p, uint32_t pos1,
                            uint32_t pos2) {
     uint32_t n = s.length();
     uint32_t m = p.length();