diff --git a/include/Nazara/Audio/OpenAL.hpp b/include/Nazara/Audio/OpenAL.hpp
index 812b002b6..5d6fa2634 100644
--- a/include/Nazara/Audio/OpenAL.hpp
+++ b/include/Nazara/Audio/OpenAL.hpp
@@ -73,8 +73,8 @@ namespace Nz
 
 			static bool IsInitialized();
 
-			static unsigned int QueryInputDevices(std::vector<String>& devices);
-			static unsigned int QueryOutputDevices(std::vector<String>& devices);
+			static std::size_t QueryInputDevices(std::vector<String>& devices);
+			static std::size_t QueryOutputDevices(std::vector<String>& devices);
 
 			static bool SetDevice(const String& deviceName);
 
diff --git a/src/Nazara/Audio/OpenAL.cpp b/src/Nazara/Audio/OpenAL.cpp
index 72a56f7a7..1c30cd5f1 100644
--- a/src/Nazara/Audio/OpenAL.cpp
+++ b/src/Nazara/Audio/OpenAL.cpp
@@ -23,14 +23,14 @@ namespace Nz
 		ALCcontext* s_context = nullptr;
 		unsigned int s_version;
 
-		unsigned int ParseDevices(const char* deviceString, std::vector<String>& devices)
+		std::size_t ParseDevices(const char* deviceString, std::vector<String>& devices)
 		{
 			if (!deviceString)
 				return 0;
 
-			unsigned int startSize = devices.size();
+			std::size_t startSize = devices.size();
 
-			unsigned int length;
+			std::size_t length;
 			while ((length = std::strlen(deviceString)) > 0)
 			{
 				devices.push_back(String(deviceString, length));
@@ -222,7 +222,7 @@ namespace Nz
 		return s_library.IsLoaded();
 	}
 
-	unsigned int OpenAL::QueryInputDevices(std::vector<String>& devices)
+	std::size_t OpenAL::QueryInputDevices(std::vector<String>& devices)
 	{
 		const char* deviceString = reinterpret_cast<const char*>(alcGetString(nullptr, ALC_CAPTURE_DEVICE_SPECIFIER));
 		if (!deviceString)
@@ -231,7 +231,7 @@ namespace Nz
 		return ParseDevices(deviceString, devices);
 	}
 
-	unsigned int OpenAL::QueryOutputDevices(std::vector<String>& devices)
+	std::size_t OpenAL::QueryOutputDevices(std::vector<String>& devices)
 	{
 		const char* deviceString = reinterpret_cast<const char*>(alcGetString(nullptr, ALC_ALL_DEVICES_SPECIFIER));
 		if (!deviceString)