diff --git a/include/Nazara/Core/ByteArray.hpp b/include/Nazara/Core/ByteArray.hpp
index 90f9c5d03..4bdc34150 100644
--- a/include/Nazara/Core/ByteArray.hpp
+++ b/include/Nazara/Core/ByteArray.hpp
@@ -88,7 +88,7 @@ namespace Nz
 			inline void ShrinkToFit();
 			inline void Swap(ByteArray& other);
 
-			inline String ToHex() const;
+			String ToHex() const;
 			inline String ToString() const;
 
 			// STL interface
diff --git a/include/Nazara/Core/ByteArray.inl b/include/Nazara/Core/ByteArray.inl
index 068bee4b6..b5d8b1510 100644
--- a/include/Nazara/Core/ByteArray.inl
+++ b/include/Nazara/Core/ByteArray.inl
@@ -465,22 +465,6 @@ namespace Nz
 		m_array.swap(other.m_array);
 	}
 
-	/*!
-	* \brief Gives a string representation in base 16
-	* \return String in base 16
-	*/
-
-	inline String ByteArray::ToHex() const
-	{
-		std::size_t length = m_array.size() * 2;
-
-		String hexOutput(length, '\0');
-		for (std::size_t i = 0; i < m_array.size(); ++i)
-			std::sprintf(&hexOutput[i * 2], "%02x", m_array[i]);
-
-		return hexOutput;
-	}
-
 	/*!
 	* \brief Gives a string representation
 	* \return String where each byte is converted to char
diff --git a/src/Nazara/Core/ByteArray.cpp b/src/Nazara/Core/ByteArray.cpp
index e505f13f2..592170e40 100644
--- a/src/Nazara/Core/ByteArray.cpp
+++ b/src/Nazara/Core/ByteArray.cpp
@@ -15,6 +15,22 @@ namespace Nz
 	* \brief Core class that represents an array of bytes
 	*/
 
+	/*!
+	* \brief Gives a string representation in base 16
+	* \return String in base 16
+	*/
+
+	String ByteArray::ToHex() const
+	{
+		std::size_t length = m_array.size() * 2;
+
+		String hexOutput(length, '\0');
+		for (std::size_t i = 0; i < m_array.size(); ++i)
+			std::sprintf(&hexOutput[i * 2], "%02x", m_array[i]);
+
+		return hexOutput;
+	}
+
 	/*!
 	* \brief Output operator
 	* \return The stream