diff --git a/src/SDL2.cs b/src/SDL2.cs
index 7e53a65..0fbcfcb 100644
--- a/src/SDL2.cs
+++ b/src/SDL2.cs
@@ -41,7 +41,7 @@ namespace SDL2
 		#region SDL2# Variables
 		
 		/* Used by DllImport to load the native library. */
-		internal const String nativeLibName = "SDL2.dll";
+		private const String nativeLibName = "SDL2.dll";
 		
 		#endregion
 		
diff --git a/src/SDL2_image.cs b/src/SDL2_image.cs
index 8db58fe..ab6ff66 100644
--- a/src/SDL2_image.cs
+++ b/src/SDL2_image.cs
@@ -38,7 +38,7 @@ namespace SDL2
 		#region SDL2# Variables
 		
 		/* Used by DllImport to load the native library. */
-		internal const String nativeLibName = "SDL2_image.dll";
+		private const String nativeLibName = "SDL2_image.dll";
 		
 		#endregion
 		
diff --git a/src/SDL2_mixer.cs b/src/SDL2_mixer.cs
index d9cde28..6a635fe 100644
--- a/src/SDL2_mixer.cs
+++ b/src/SDL2_mixer.cs
@@ -38,7 +38,7 @@ namespace SDL2
 		#region SDL2# Variables
 		
 		/* Used by DllImport to load the native library. */
-		internal const String nativeLibName = "SDL2_mixer.dll";
+		private const String nativeLibName = "SDL2_mixer.dll";
 		
 		#endregion
 		
diff --git a/src/SDL2_net.cs b/src/SDL2_net.cs
index 87296a2..7460431 100644
--- a/src/SDL2_net.cs
+++ b/src/SDL2_net.cs
@@ -38,7 +38,7 @@ namespace SDL2
 		#region SDL2# Variables
 		
 		/* Used by DllImport to load the native library. */
-		internal const String nativeLibName = "SDL2_net.dll";
+		private const String nativeLibName = "SDL2_net.dll";
 		
 		#endregion
 		
diff --git a/src/SDL2_ttf.cs b/src/SDL2_ttf.cs
index 922e211..07506c3 100644
--- a/src/SDL2_ttf.cs
+++ b/src/SDL2_ttf.cs
@@ -38,7 +38,7 @@ namespace SDL2
 		#region SDL2# Variables
 		
 		/* Used by DllImport to load the native library. */
-		internal const String nativeLibName = "SDL2_ttf.dll";
+		private const String nativeLibName = "SDL2_ttf.dll";
 		
 		#endregion