diff --git a/lib/solidity/coder.js b/lib/solidity/coder.js
index 8e31d05..f0c62d5 100644
--- a/lib/solidity/coder.js
+++ b/lib/solidity/coder.js
@@ -233,8 +233,6 @@ SolidityCoder.prototype.encodeParams = function (types, params) {
         return solidityType.encode(params[index], types[index]);
     });
 
-    //console.log(encodeds);
-
     var totalOffset = solidityTypes.reduce(function (acc, solidityType, index) {
         return acc + solidityType.staticPartLength(types[index]);
     }, 0);
@@ -250,7 +248,6 @@ SolidityCoder.prototype.encodeParams = function (types, params) {
         return acc + encodeds[index];
     }, "");
 
-    //console.log(result);
     result = solidityTypes.reduce(function (acc, solidityType, index) {
         if (solidityType.isDynamicArray(types[index])) {
             var offset = acc.length / 2;
@@ -259,8 +256,6 @@ SolidityCoder.prototype.encodeParams = function (types, params) {
         return acc;
     }, result);
 
-    //console.log(result);
-
     return result;
 };
 
@@ -271,15 +266,18 @@ SolidityCoder.prototype.encodeWithOffset = function (type, solidityType, encoded
         var nestedStaticPartLength = solidityType.staticPartLength(nestedName);
         var result = encoded[0];
         
+        var previousLength = 2; // in int
         if (solidityType.isDynamicArray(nestedName)) {
-            for (var i = 0; i < encoded.length; i++) {
-                result += f.formatInputInt(offset + i * nestedStaticPartLength + encoded.length * 32).encode();
+            for (var i = 1; i < encoded.length; i++) {
+                previousLength += +(encoded[i - 1] || {})[0] || 0;
+                result += f.formatInputInt(offset + i * nestedStaticPartLength + previousLength * 32).encode();
             }
         }
         
         // first element is length, skip it
         for (var i = 0; i < encoded.length - 1; i++) {
-            result += this.encodeWithOffset(nestedName, solidityType, encoded[i + 1], offset + i * nestedStaticPartLength);
+            var additionalOffset = result / 2;
+            result += this.encodeWithOffset(nestedName, solidityType, encoded[i + 1], offset +  additionalOffset);
         }
 
         return result;
@@ -293,7 +291,7 @@ SolidityCoder.prototype.encodeWithOffset = function (type, solidityType, encoded
         if (solidityType.isDynamicArray(nestedName)) {
             for (var i = 0; i < encoded.length; i++) {
                 // calculate length of previous item
-                previousLength += (encoded[i - 1] || {})[0] || 0;
+                previousLength += +(encoded[i - 1] || {})[0] || 0;
                 result += f.formatInputInt(offset + i * nestedStaticPartLength + previousLength * 32).encode();
             }
         }
diff --git a/test/coder.encodeParam.js b/test/coder.encodeParam.js
index f83ae1e..78da89a 100644
--- a/test/coder.encodeParam.js
+++ b/test/coder.encodeParam.js
@@ -26,20 +26,42 @@ describe('lib/solidity/coder', function () {
                                                ['0x407d73d8a49eeb85d32cf465507dd71d507100c3', '0x407d73d8a49eeb85d32cf465507dd71d507100c4']],
                                                     expected: '0000000000000000000000000000000000000000000000000000000000000040' +
                                                               '00000000000000000000000000000000000000000000000000000000000000a0' +
-                                                              '0000000000000000000000000000000000000000000000000000000000000002' + /* 40 */
-                                                              '000000000000000000000000407d73d8a49eeb85d32cf465507dd71d507100c1' + /* 60 */
+                                                              '0000000000000000000000000000000000000000000000000000000000000002' +
+                                                              '000000000000000000000000407d73d8a49eeb85d32cf465507dd71d507100c1' +
                                                               '000000000000000000000000407d73d8a49eeb85d32cf465507dd71d507100c2' +
-                                                              '0000000000000000000000000000000000000000000000000000000000000002' + /* a0 */
+                                                              '0000000000000000000000000000000000000000000000000000000000000002' +
                                                               '000000000000000000000000407d73d8a49eeb85d32cf465507dd71d507100c3' +
                                                               '000000000000000000000000407d73d8a49eeb85d32cf465507dd71d507100c4' });
         test({ type: 'address[][2]', value: [['0x407d73d8a49eeb85d32cf465507dd71d507100c1', '0x407d73d8a49eeb85d32cf465507dd71d507100c2'], 
                                                ['0x407d73d8a49eeb85d32cf465507dd71d507100c3', '0x407d73d8a49eeb85d32cf465507dd71d507100c4']],
                                                     expected: '0000000000000000000000000000000000000000000000000000000000000020' +
-                                                              '0000000000000000000000000000000000000000000000000000000000000002' + /* 20 */
+                                                              '0000000000000000000000000000000000000000000000000000000000000002' +
                                                               '000000000000000000000000407d73d8a49eeb85d32cf465507dd71d507100c1' + 
                                                               '000000000000000000000000407d73d8a49eeb85d32cf465507dd71d507100c2' +
                                                               '000000000000000000000000407d73d8a49eeb85d32cf465507dd71d507100c3' +
                                                               '000000000000000000000000407d73d8a49eeb85d32cf465507dd71d507100c4' });
+        test({ type: 'address[][]', value: [['0x407d73d8a49eeb85d32cf465507dd71d507100c1'], 
+                                               ['0x407d73d8a49eeb85d32cf465507dd71d507100c3']],
+                                                    expected: '0000000000000000000000000000000000000000000000000000000000000020' +
+                                                              '0000000000000000000000000000000000000000000000000000000000000002' + /* 20 */
+                                                              '0000000000000000000000000000000000000000000000000000000000000080' +
+                                                              '00000000000000000000000000000000000000000000000000000000000000c0' +
+                                                              '0000000000000000000000000000000000000000000000000000000000000001' + /* 80 */
+                                                              '000000000000000000000000407d73d8a49eeb85d32cf465507dd71d507100c1' + /* a0 */
+                                                              '0000000000000000000000000000000000000000000000000000000000000001' + /* c0 */
+                                                              '000000000000000000000000407d73d8a49eeb85d32cf465507dd71d507100c3' });
+        test({ type: 'address[][]', value: [['0x407d73d8a49eeb85d32cf465507dd71d507100c1', '0x407d73d8a49eeb85d32cf465507dd71d507100c2'], 
+                                               ['0x407d73d8a49eeb85d32cf465507dd71d507100c3', '0x407d73d8a49eeb85d32cf465507dd71d507100c4']],
+                                                    expected: '0000000000000000000000000000000000000000000000000000000000000020' +
+                                                              '0000000000000000000000000000000000000000000000000000000000000002' + /* 20 */
+                                                              '0000000000000000000000000000000000000000000000000000000000000080' +
+                                                              '00000000000000000000000000000000000000000000000000000000000000e0' +
+                                                              '0000000000000000000000000000000000000000000000000000000000000002' + /* 80 */
+                                                              '000000000000000000000000407d73d8a49eeb85d32cf465507dd71d507100c1' + /* a0 */
+                                                              '000000000000000000000000407d73d8a49eeb85d32cf465507dd71d507100c2' +
+                                                              '0000000000000000000000000000000000000000000000000000000000000002' + /* e0 */
+                                                              '000000000000000000000000407d73d8a49eeb85d32cf465507dd71d507100c3' +
+                                                              '000000000000000000000000407d73d8a49eeb85d32cf465507dd71d507100c4' });
         //test({ type: 'int', value: 1,               expected: '0000000000000000000000000000000000000000000000000000000000000001'});
         //test({ type: 'int', value: 16,              expected: '0000000000000000000000000000000000000000000000000000000000000010'});
         //test({ type: 'int', value: -1,              expected: 'ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff'});