diff --git a/ClassicalSharp/Blocks/BlockInfo.BoundingBox.cs b/ClassicalSharp/Blocks/BlockInfo.BoundingBox.cs
index 3de7c0f65..889a5a69e 100644
--- a/ClassicalSharp/Blocks/BlockInfo.BoundingBox.cs
+++ b/ClassicalSharp/Blocks/BlockInfo.BoundingBox.cs
@@ -42,12 +42,13 @@ namespace ClassicalSharp {
 				+ new Vector3( 0.5f, 0, 0.5f );
 		}
 		
-		const int alphaTest = unchecked( (int)0x80000000 );
+		const int alphaTest = unchecked( (int)0xFF000000 );
 		unsafe float GetSpriteBB_TopY( int size, int tileX, int tileY, FastBitmap fastBmp ) {
 			for( int y = 0; y < size; y++ ) {
 				int* row = fastBmp.GetRowPtr( tileY * size + y ) + (tileX * size);
 				for( int x = 0; x < size; x++ ) {
-					if( (row[x] & alphaTest) != 0 )
+					byte alpha = (byte)((row[x] & alphaTest) >> 24);
+					if( alpha != 0 )
 						return 1 - (float)y / size;
 				}
 			}
@@ -58,7 +59,8 @@ namespace ClassicalSharp {
 			for( int y = size - 1; y >= 0; y-- ) {
 				int* row = fastBmp.GetRowPtr( tileY * size + y ) + (tileX * size);
 				for( int x = 0; x < size; x++ ) {
-					if( (row[x] & alphaTest) != 0 )
+					byte alpha = (byte)((row[x] & alphaTest) >> 24);
+					if( alpha != 0 )
 						return 1 - (float)(y + 1) / size;
 				}
 			}
@@ -69,7 +71,8 @@ namespace ClassicalSharp {
 			for( int x = 0; x < size; x++ ) {
 				for( int y = 0; y < size; y++ ) {
 					int* row = fastBmp.GetRowPtr( tileY * size + y ) + (tileX * size);
-					if( (row[x] & alphaTest) != 0 )
+					byte alpha = (byte)((row[x] & alphaTest) >> 24);
+					if( alpha != 0 )
 						return (float)x / size;
 				}
 			}
@@ -80,7 +83,8 @@ namespace ClassicalSharp {
 			for( int x = size - 1; x >= 0; x-- ) {
 				for( int y = 0; y < size; y++ ) {
 					int* row = fastBmp.GetRowPtr( tileY * size + y ) + (tileX * size);
-					if( (row[x] & alphaTest) != 0 )
+					byte alpha = (byte)((row[x] & alphaTest) >> 24);
+					if( alpha != 0 )
 						return (float)(x + 1) / size;
 				}
 			}
diff --git a/ClassicalSharp/Network/NetworkProcessor.CPE.cs b/ClassicalSharp/Network/NetworkProcessor.CPE.cs
index ee24631e3..a65ad1ad5 100644
--- a/ClassicalSharp/Network/NetworkProcessor.CPE.cs
+++ b/ClassicalSharp/Network/NetworkProcessor.CPE.cs
@@ -174,7 +174,11 @@ namespace ClassicalSharp {
 			game.CpePlayersList[nameId] = info;
 			
 			if( oldInfo != null ) {
-				game.Events.RaiseCpeListInfoChanged( (byte)nameId );
+				// Only redraw the CPE player list info if something changed.
+				if( info.PlayerName != oldInfo.PlayerName || info.ListName != oldInfo.ListName ||
+				   info.GroupName != oldInfo.GroupName || info.GroupRank != oldInfo.GroupRank ) {
+					game.Events.RaiseCpeListInfoChanged( (byte)nameId );
+				}
 			} else {
 				game.Events.RaiseCpeListInfoAdded( (byte)nameId );
 			}
diff --git a/Launcher2/Launcher2.csproj b/Launcher2/Launcher2.csproj
index 7349b7fde..ccb09b833 100644
--- a/Launcher2/Launcher2.csproj
+++ b/Launcher2/Launcher2.csproj
@@ -4,7 +4,7 @@
     <ProjectGuid>{3E84ACC1-27B4-401B-A359-6AAE4DF6C9B5}</ProjectGuid>
     <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
     <Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform>
-    <OutputType>Exe</OutputType>
+    <OutputType>WinExe</OutputType>
     <RootNamespace>Launcher2</RootNamespace>
     <AssemblyName>Launcher2</AssemblyName>
     <TargetFrameworkVersion>v2.0</TargetFrameworkVersion>