diff --git a/src/cs/isqlite3.cs b/src/cs/isqlite3.cs
index a07751a5..28053a19 100644
--- a/src/cs/isqlite3.cs
+++ b/src/cs/isqlite3.cs
@@ -131,6 +131,7 @@ public interface ISQLite3Provider
         int sqlite3_bind_zeroblob(IntPtr stmt, int index, int size);
         string sqlite3_bind_parameter_name(IntPtr stmt, int index);
         int sqlite3_bind_blob(IntPtr stmt, int index, byte[] blob);
+        int sqlite3_bind_blob(IntPtr stmt, int index, byte[] blob, int nSize);
         int sqlite3_bind_double(IntPtr stmt, int index, double val);
         int sqlite3_bind_int(IntPtr stmt, int index, int val);
         int sqlite3_bind_int64(IntPtr stmt, int index, long val);
diff --git a/src/cs/raw.cs b/src/cs/raw.cs
index 34d6d0f1..68c7f406 100644
--- a/src/cs/raw.cs
+++ b/src/cs/raw.cs
@@ -713,7 +713,12 @@ static public string sqlite3_value_text(sqlite3_value val)
 
         static public int sqlite3_bind_blob(sqlite3_stmt stmt, int index, byte[] blob)
         {
-            return _imp.sqlite3_bind_blob(stmt.ptr, index, blob);
+            return sqlite3_bind_blob(stmt, index, blob, blob.Length);
+        }
+
+        static public int sqlite3_bind_blob(sqlite3_stmt stmt, int index, byte[] blob, int nSize)
+        {
+            return _imp.sqlite3_bind_blob(stmt.ptr, index, blob, nSize);
         }
 
         static public int sqlite3_bind_double(sqlite3_stmt stmt, int index, double val)
diff --git a/src/cs/sqlite3_bait.cs b/src/cs/sqlite3_bait.cs
index bbd44904..fe2ed672 100644
--- a/src/cs/sqlite3_bait.cs
+++ b/src/cs/sqlite3_bait.cs
@@ -467,7 +467,12 @@ int ISQLite3Provider.sqlite3_bind_double(IntPtr stm, int paramIndex, double val)
 
         int ISQLite3Provider.sqlite3_bind_blob(IntPtr stm, int paramIndex, byte[] blob)
         {
-	    throw new Exception(GRIPE);
+            throw new Exception(GRIPE);
+        }
+
+        int ISQLite3Provider.sqlite3_bind_blob(IntPtr stm, int paramIndex, byte[] blob, int nSize)
+        {
+            throw new Exception(GRIPE);
         }
 
         int ISQLite3Provider.sqlite3_bind_zeroblob(IntPtr stm, int paramIndex, int size)
@@ -615,9 +620,9 @@ int ISQLite3Provider.sqlite3_wal_checkpoint_v2(IntPtr db, string dbName, int eMo
             throw new Exception(GRIPE);
         }
 
-        int ISQLite3Provider.sqlite3_set_authorizer(IntPtr db, delegate_authorizer func, object v)
-        {
-            throw new Exception(GRIPE);
+        int ISQLite3Provider.sqlite3_set_authorizer(IntPtr db, delegate_authorizer func, object v)
+        {
+            throw new Exception(GRIPE);
         }
 
         int ISQLite3Provider.sqlite3_win32_set_directory(int typ, string path)
diff --git a/src/cs/sqlite3_cppinterop.cs b/src/cs/sqlite3_cppinterop.cs
index bdd98c5c..4e05bf6f 100644
--- a/src/cs/sqlite3_cppinterop.cs
+++ b/src/cs/sqlite3_cppinterop.cs
@@ -1277,10 +1277,15 @@ int ISQLite3Provider.sqlite3_bind_double(IntPtr stm, int paramIndex, double valu
         }
 
         int ISQLite3Provider.sqlite3_bind_blob(IntPtr stm, int paramIndex, byte[] blob)
+        {
+            return ((ISQLite3Provider)this).sqlite3_bind_blob(stm, paramIndex, blob, blob.Length);
+        }
+
+        int ISQLite3Provider.sqlite3_bind_blob(IntPtr stm, int paramIndex, byte[] blob, int nSize)
         {
             GCHandle pinned = GCHandle.Alloc(blob, GCHandleType.Pinned);
             IntPtr ptr = pinned.AddrOfPinnedObject();
-            int rc = SQLite3RuntimeProvider.sqlite3_bind_blob(stm.ToInt64(), paramIndex, ptr.ToInt64(), blob.Length, -1);
+            int rc = SQLite3RuntimeProvider.sqlite3_bind_blob(stm.ToInt64(), paramIndex, ptr.ToInt64(), nSize, -1);
             pinned.Free();
             return rc;
         }
diff --git a/src/cs/sqlite3_pinvoke.cs b/src/cs/sqlite3_pinvoke.cs
index 895ddc11..f4970a19 100644
--- a/src/cs/sqlite3_pinvoke.cs
+++ b/src/cs/sqlite3_pinvoke.cs
@@ -1051,6 +1051,11 @@ int ISQLite3Provider.sqlite3_bind_blob(IntPtr stm, int paramIndex, byte[] blob)
             return NativeMethods.sqlite3_bind_blob(stm, paramIndex, blob, blob.Length, new IntPtr(-1));
         }
 
+        int ISQLite3Provider.sqlite3_bind_blob(IntPtr stm, int paramIndex, byte[] blob, int nSize)
+        {
+            return NativeMethods.sqlite3_bind_blob(stm, paramIndex, blob, nSize, new IntPtr(-1));
+        }
+
         int ISQLite3Provider.sqlite3_bind_zeroblob(IntPtr stm, int paramIndex, int size)
         {
             return NativeMethods.sqlite3_bind_zeroblob(stm, paramIndex, size);
diff --git a/src/cs/ugly.cs b/src/cs/ugly.cs
index 93681acd..4168b73b 100644
--- a/src/cs/ugly.cs
+++ b/src/cs/ugly.cs
@@ -539,7 +539,12 @@ public static void bind_text(this sqlite3_stmt stmt, int index, string s)
 
         public static void bind_blob(this sqlite3_stmt stmt, int index, byte[] b)
         {
-            int rc = raw.sqlite3_bind_blob(stmt, index, b);
+            bind_blob(stmt, index, b, b.Length);
+        }
+
+        public static void bind_blob(this sqlite3_stmt stmt, int index, byte[] b, int nSize)
+        {
+            int rc = raw.sqlite3_bind_blob(stmt, index, b, nSize);
             check_ok(rc);
         }