diff --git a/CRC16Context.cs b/CRC16Context.cs
index 6c45454..1c38e2f 100644
--- a/CRC16Context.cs
+++ b/CRC16Context.cs
@@ -216,12 +216,11 @@ public class Crc16Context : IChecksum
         // http://www.intel.com/technology/comms/perfnet/download/CRC_generators.pdf
         // http://sourceforge.net/projects/slicing-by-8/
 
-        ushort    crc;
         var       currentPos   = 0;
         const int unroll        = 4;
         const int bytesAtOnce = 8 * unroll;
 
-        crc = previousCrc;
+        ushort crc = previousCrc;
 
         while(len >= bytesAtOnce)
         {
@@ -255,12 +254,11 @@ public class Crc16Context : IChecksum
         // http://www.intel.com/technology/comms/perfnet/download/CRC_generators.pdf
         // http://sourceforge.net/projects/slicing-by-8/
 
-        ushort    crc;
         var       currentPos   = 0;
         const int unroll        = 4;
         const int bytesAtOnce = 8 * unroll;
 
-        crc = previousCrc;
+        ushort crc = previousCrc;
 
         while(len >= bytesAtOnce)
         {
diff --git a/SpamSumContext.cs b/SpamSumContext.cs
index a5bb707..3fc0dc8 100644
--- a/SpamSumContext.cs
+++ b/SpamSumContext.cs
@@ -281,8 +281,6 @@ public sealed class SpamSumContext : IChecksum
         if(!(bi == 0 || (ulong)SSDEEP_BS(bi) / 2 * SPAMSUM_LENGTH < _self.TotalSize))
             throw new Exception("Assertion failed");
 
-        int resultOff;
-
         /* Initial blocksize guess. */
         while((ulong)SSDEEP_BS(bi) * SPAMSUM_LENGTH < _self.TotalSize)
         {
@@ -318,7 +316,7 @@ public sealed class SpamSumContext : IChecksum
 
         Array.Copy(Encoding.ASCII.GetBytes(sb.ToString()), 0, result, 0, i);
 
-        resultOff = i;
+        int resultOff = i;
 
         i = (int)_self.Bh[bi].Dlen;