diff --git a/random-access-containers/vector.hpp b/random-access-containers/vector.hpp
index 4169c8f..5d106bf 100644
--- a/random-access-containers/vector.hpp
+++ b/random-access-containers/vector.hpp
@@ -1,4 +1,3 @@
-#include <cstddef>
 #include <cstdlib>
 #include <stdexcept>
 
@@ -12,7 +11,7 @@ protected:
 public:
 	void Resize(std::size_t const newSize)
 	{
-		void * result = std::realloc(data, newSize);
+		void * result = std::realloc(data, newSize * sizeof(T));
 		if(result == nullptr)
 		{
 			throw std::runtime_error("Cannot allocate the requested size of memory.");