diff --git a/src/system/helpers.cpp b/src/system/helpers.cpp
index 3f894ed5b..00a8bacbb 100644
--- a/src/system/helpers.cpp
+++ b/src/system/helpers.cpp
@@ -1125,7 +1125,7 @@ std::vector<std::string> split(const std::string &s, char delim)
 	return vec;
 }
 
-#if __cplusplus <= 201103L
+#if __cplusplus < 201103L
 std::string to_string(int i)
 {
 	std::stringstream s;
diff --git a/src/system/helpers.h b/src/system/helpers.h
index 0011c72eb..7cd1fef20 100644
--- a/src/system/helpers.h
+++ b/src/system/helpers.h
@@ -117,7 +117,7 @@ class CFileHelpers
 
 uint32_t GetWidth4FB_HW_ACC(const uint32_t _x, const uint32_t _w, const bool max=true);
 
-#if __cplusplus <= 201103L
+#if __cplusplus < 201103L
 std::string to_string(int);
 std::string to_string(unsigned int);
 std::string to_string(long);