diff --git a/native_client/dotnet/DeepSpeechClient/DeepSpeech.cs b/native_client/dotnet/DeepSpeechClient/DeepSpeech.cs
index a674c699..dedd5e4d 100644
--- a/native_client/dotnet/DeepSpeechClient/DeepSpeech.cs
+++ b/native_client/dotnet/DeepSpeechClient/DeepSpeech.cs
@@ -208,18 +208,6 @@ namespace DeepSpeechClient
             NativeImp.DS_FreeStream(ref _streamingStatePP);
         }
 
-        /// <summary>
-        /// Free a DeepSpeech allocated string
-        /// </summary>
-        public unsafe void FreeString(IntPtr intPtr)
-        {
-            NativeImp.DS_FreeString(intPtr);
-        }
-
-        /// <summary>
-        /// Free a DeepSpeech allocated Metadata struct
-        /// </summary>
-        public unsafe void FreeMetadata(IntPtr intPtr)
         {
             NativeImp.DS_FreeMetadata(intPtr);
         }
diff --git a/native_client/dotnet/DeepSpeechClient/Interfaces/IDeepSpeech.cs b/native_client/dotnet/DeepSpeechClient/Interfaces/IDeepSpeech.cs
index c47c25a1..4dbcf2aa 100644
--- a/native_client/dotnet/DeepSpeechClient/Interfaces/IDeepSpeech.cs
+++ b/native_client/dotnet/DeepSpeechClient/Interfaces/IDeepSpeech.cs
@@ -66,15 +66,6 @@ namespace DeepSpeechClient.Interfaces
         /// </summary>
         unsafe void FreeStream();
 
-        /// <summary>
-        /// Free a DeepSpeech allocated string
-        /// </summary>
-        unsafe void FreeString(IntPtr intPtr);
-
-        /// <summary>
-        /// Free a DeepSpeech allocated Metadata struct
-        /// </summary>
-        unsafe void FreeMetadata(IntPtr intPtr);
 
         /// <summary>
         /// Creates a new streaming inference state.