diff --git a/OpenRA.Platforms.Default/OpenAlSoundEngine.cs b/OpenRA.Platforms.Default/OpenAlSoundEngine.cs
index f11847d2b4..d2f1390ac4 100644
--- a/OpenRA.Platforms.Default/OpenAlSoundEngine.cs
+++ b/OpenRA.Platforms.Default/OpenAlSoundEngine.cs
@@ -136,7 +136,7 @@ namespace OpenRA.Platforms.Default
 			for (var i = 0; i < PoolSize; i++)
 			{
 				var source = 0U;
-				AL10.alGenSources(new IntPtr(1), out source);
+				AL10.alGenSources(1, out source);
 				if (AL10.alGetError() != AL10.AL_NO_ERROR)
 				{
 					Log.Write("sound", "Failed generating OpenAL source {0}", i);
@@ -392,15 +392,15 @@ namespace OpenRA.Platforms.Default
 		public OpenAlSoundSource(byte[] data, int byteCount, int channels, int sampleBits, int sampleRate)
 		{
 			SampleRate = sampleRate;
-			AL10.alGenBuffers(new IntPtr(1), out buffer);
-			AL10.alBufferData(buffer, OpenAlSoundEngine.MakeALFormat(channels, sampleBits), data, new IntPtr(byteCount), new IntPtr(sampleRate));
+			AL10.alGenBuffers(1, out buffer);
+			AL10.alBufferData(buffer, OpenAlSoundEngine.MakeALFormat(channels, sampleBits), data, byteCount, sampleRate);
 		}
 
 		protected virtual void Dispose(bool disposing)
 		{
 			if (!disposed)
 			{
-				AL10.alDeleteBuffers(new IntPtr(1), ref buffer);
+				AL10.alDeleteBuffers(1, ref buffer);
 				disposed = true;
 			}
 		}
diff --git a/thirdparty/fetch-thirdparty-deps.ps1 b/thirdparty/fetch-thirdparty-deps.ps1
index fe189e3b61..1773a13960 100644
--- a/thirdparty/fetch-thirdparty-deps.ps1
+++ b/thirdparty/fetch-thirdparty-deps.ps1
@@ -124,7 +124,7 @@ if (!(Test-Path "OpenAL-CS.dll"))
 {
 	echo "Fetching OpenAL-CS from GitHub."
 	$target = Join-Path $pwd.ToString() "OpenAL-CS.dll"
-	(New-Object System.Net.WebClient).DownloadFile("https://github.com/OpenRA/OpenAL-CS/releases/download/20151227/OpenAL-CS.dll", $target)
+	(New-Object System.Net.WebClient).DownloadFile("https://github.com/OpenRA/OpenAL-CS/releases/download/20180106/OpenAL-CS.dll", $target)
 }
 
 if (!(Test-Path "Eluant.dll"))
diff --git a/thirdparty/fetch-thirdparty-deps.sh b/thirdparty/fetch-thirdparty-deps.sh
index 5b7f9ccd19..a3381520d2 100755
--- a/thirdparty/fetch-thirdparty-deps.sh
+++ b/thirdparty/fetch-thirdparty-deps.sh
@@ -71,11 +71,11 @@ fi
 if [ ! -f OpenAL-CS.dll ] || [ ! -f OpenAL-CS.dll.config ]; then
 	echo "Fetching OpenAL-CS from GitHub."
 	if command -v curl >/dev/null 2>&1; then
-		curl -s -L -O https://github.com/OpenRA/OpenAL-CS/releases/download/20151227/OpenAL-CS.dll
-		curl -s -L -O https://github.com/OpenRA/OpenAL-CS/releases/download/20151227/OpenAL-CS.dll.config
+		curl -s -L -O https://github.com/OpenRA/OpenAL-CS/releases/download/20180106/OpenAL-CS.dll
+		curl -s -L -O https://github.com/OpenRA/OpenAL-CS/releases/download/20180106/OpenAL-CS.dll.config
 	else
-		wget -cq https://github.com/OpenRA/OpenAL-CS/releases/download/20151227/OpenAL-CS.dll
-		wget -cq https://github.com/OpenRA/OpenAL-CS/releases/download/20151227/OpenAL-CS.dll.config
+		wget -cq https://github.com/OpenRA/OpenAL-CS/releases/download/20180106/OpenAL-CS.dll
+		wget -cq https://github.com/OpenRA/OpenAL-CS/releases/download/20180106/OpenAL-CS.dll.config
 	fi
 fi