diff --git a/lib/abi.js b/lib/abi.js
index 93c859a8e95..1ef36ceef5f 100644
--- a/lib/abi.js
+++ b/lib/abi.js
@@ -74,6 +74,8 @@ var formatInput = function (inputs, params) {
             toAppendArrayContent += params[i].reduce(function (acc, curr) {
                 return acc + formatter(curr);
             }, "");
+        else if (inputs[i].type === 'string')
+            toAppendArrayContent += formatter(params[i]);
         else
             toAppendConstant += formatter(params[i]);
     });
diff --git a/test/abi.inputParser.js b/test/abi.inputParser.js
index 26e61c221b9..edfc2b58f31 100644
--- a/test/abi.inputParser.js
+++ b/test/abi.inputParser.js
@@ -309,7 +309,8 @@ describe('abi', function() {
             // then
             assert.equal(
                 parser.test('hello'),
-                "000000000000000000000000000000000000000000000000000000000000000568656c6c6f000000000000000000000000000000000000000000000000000000"
+                "0000000000000000000000000000000000000000000000000000000000000005" +
+                "68656c6c6f000000000000000000000000000000000000000000000000000000"
                 );
             assert.equal(
                 parser.test('world'),
@@ -317,6 +318,50 @@ describe('abi', function() {
                 );
         });
 
+        it('should parse input int followed by a string', function () {
+
+            // given
+            var d = clone(description);
+
+            d[0].inputs = [
+                { type: "int" },
+                { type: "string" }
+            ];
+
+            // when
+            var parser = abi.inputParser(d);
+
+            // then
+            assert.equal(
+                parser.test(9, 'hello'),
+                "0000000000000000000000000000000000000000000000000000000000000005" +
+                "0000000000000000000000000000000000000000000000000000000000000009" +
+                "68656c6c6f000000000000000000000000000000000000000000000000000000"
+                );
+        });
+
+        it('should parse input string followed by an int', function () {
+
+            // given
+            var d = clone(description);
+
+            d[0].inputs = [
+                { type: "string" },
+                { type: "int" }
+            ];
+
+            // when
+            var parser = abi.inputParser(d);
+
+            // then
+            assert.equal(
+                parser.test('hello', 9),
+                "0000000000000000000000000000000000000000000000000000000000000005" +
+                "0000000000000000000000000000000000000000000000000000000000000009" +
+                "68656c6c6f000000000000000000000000000000000000000000000000000000"
+                );
+        });
+
         it('should use proper method name', function () {
 
             // given