diff --git a/lib/compile/parse-abi.js b/lib/compile/parse-abi.js
index 694eeea..2aa13a6 100644
--- a/lib/compile/parse-abi.js
+++ b/lib/compile/parse-abi.js
@@ -25,12 +25,14 @@ exports.default = function (contract) {
     // don't write this
     delete devDocs.params;
 
-    var outputs = void 0;
+    var outputs = [];
     try {
-      var outputParams = JSON.parse(devDocs.return);
-      outputs = method.outputs.map(function (param) {
-        return _extends({}, param, { description: outputParams[param.name] });
-      });
+      if (typeof devDocs.return !== 'undefined') {
+        var outputParams = JSON.parse(devDocs.return);
+        outputs = method.outputs.map(function (param) {
+          return _extends({}, param, { description: outputParams[param.name] });
+        });
+      }
     } catch (e) {
       process.stderr.write('warning: invalid @return for ' + method.name + ' - output may be effected\n');
       outputs = method.outputs;
diff --git a/lib/template.js b/lib/template.js
index d63d57c..981248c 100644
--- a/lib/template.js
+++ b/lib/template.js
@@ -10,7 +10,7 @@ var _dot2 = _interopRequireDefault(_dot);
 
 function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
 
-var template = '\n# {{=it.name}}\n{{? it.author }}\n{{=it.author}}{{?}}\n{{~it.abiDocs :docItem:index}}{{? docItem.type === \'function\'}}\n## *{{=docItem.type}}* {{=docItem.name}}\n\n{{=it.name}}.{{=docItem.name}}({{=docItem.argumentList}}){{?docItem.payable}}`payable`{{?}} `{{=docItem.signatureHash}}`\n{{?docItem.notice}}\n**{{=docItem.notice}}**\n{{?}}\n{{?docItem.details}}> {{=docItem.details}}\n{{?}}\n{{? docItem.inputs.length > 0 }}Inputs\n\n| | | |\n|-|-|-|{{~docItem.inputs :input}}\n| *{{=input.type}}* | {{=input.name}} | {{=input.description}} |{{~}}{{?}}\n{{? docItem.outputs.length > 0 }}Outputs\n\n| | | |\n|-|-|-|{{~docItem.outputs :output}}\n| *{{=output.type}}* | {{=output.name}} | {{=output.description}} |{{~}}{{?}}{{?}}\n{{~}}\n---';
+var template = '\n# {{=it.name}}\n{{? it.author }}\n{{=it.author}}{{?}}\n{{~it.abiDocs :docItem:index}}{{? docItem.type === \'function\'}}\n## *{{=docItem.type}}* {{=docItem.name}}\n\n{{=it.name}}.{{=docItem.name}}({{=docItem.argumentList}}){{?docItem.payable}}`payable`{{?}} `{{=docItem.signatureHash}}`\n{{?docItem.notice}}\n**{{=docItem.notice}}**\n{{?}}\n{{?docItem.details}}> {{=docItem.details}}\n{{?}}\n{{? docItem.inputs.length > 0 }}Inputs\n\n| | | |\n|-|-|-|{{~docItem.inputs :input}}\n| *{{=input.type}}* | {{=input.name}} | {{=input.description}} |{{~}}{{?}}\n{{? docItem.outputs.length > 0 }}\nOutputs\n\n| | | |\n|-|-|-|{{~docItem.outputs :output}}\n| *{{=output.type}}* | {{=output.name}} | {{=output.description}} |{{~}}{{?}}{{?}}\n{{~}}\n---';
 
 _dot2.default.templateSettings.strip = false;
 
diff --git a/package-lock.json b/package-lock.json
index 3d031a0..c98c817 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "solmd",
-  "version": "0.1.2",
+  "version": "0.1.4",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
diff --git a/package.json b/package.json
index 7e6e716..49972a3 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "solmd",
-  "version": "0.1.3",
+  "version": "0.1.4",
   "description": "Markdown documentation generator for Solidity",
   "engines": {
     "node": ">=4"
diff --git a/src/compile/parse-abi.js b/src/compile/parse-abi.js
index 9297d19..fffdb76 100644
--- a/src/compile/parse-abi.js
+++ b/src/compile/parse-abi.js
@@ -13,10 +13,14 @@ export default function (contract) {
     // don't write this
     delete devDocs.params;
 
-    let outputs;
+    let outputs = [];
     try {
-      const outputParams = JSON.parse(devDocs.return);
-      outputs = method.outputs.map(param => ({ ...param, description: outputParams[param.name] }));
+      if (typeof devDocs.return !== 'undefined') {
+        const outputParams = JSON.parse(devDocs.return);
+        outputs = method.outputs.map(param => (
+          { ...param, description: outputParams[param.name] }
+        ));
+      }
     } catch (e) {
       process.stderr.write(`warning: invalid @return for ${method.name} - output may be effected\n`);
       outputs = method.outputs;
diff --git a/src/template.js b/src/template.js
index 9cddede..c6a56dd 100644
--- a/src/template.js
+++ b/src/template.js
@@ -18,7 +18,8 @@ const template = `
 | | | |
 |-|-|-|{{~docItem.inputs :input}}
 | *{{=input.type}}* | {{=input.name}} | {{=input.description}} |{{~}}{{?}}
-{{? docItem.outputs.length > 0 }}Outputs
+{{? docItem.outputs.length > 0 }}
+Outputs
 
 | | | |
 |-|-|-|{{~docItem.outputs :output}}
diff --git a/test/contracts/GavCoin.sol b/test/contracts/GavCoin.sol
index 55fc1e8..667169a 100644
--- a/test/contracts/GavCoin.sol
+++ b/test/contracts/GavCoin.sol
@@ -27,4 +27,18 @@ contract GavCoin {
             balances[msg.sender] -= valueInmGAV;
         }
     }
+
+    /**
+    @notice change owner
+    @dev dev
+    @param _owner this is the owner
+    @return {
+        "previousOwner": "the previous owner"
+    }
+    */
+    function setOwner(address _owner) returns (address previousOwner) {
+        previousOwner = owner;
+        owner = _owner;
+        return previousOwner;
+    }
 }
diff --git a/test/expected.js b/test/expected.js
index ad4e9eb..2641eb2 100644
--- a/test/expected.js
+++ b/test/expected.js
@@ -3,21 +3,37 @@ const GavCoin = `
 
 Gavin Wood
 
-## *function* balances
+## *function* setOwner
 
-GavCoin.balances() \`27e235e3\`
+GavCoin.setOwner(_owner) \`13af4035\`
+
+**change owner**
 
+> dev
 
 Inputs
 
 | | | |
 |-|-|-|
-| *address* |  | undefined |
+| *address* | _owner | this is the owner |
+
 Outputs
 
 | | | |
 |-|-|-|
-| *uint256* |  | undefined |
+| *address* | previousOwner | the previous owner |
+
+## *function* balances
+
+GavCoin.balances() \`27e235e3\`
+
+
+Inputs
+
+| | | |
+|-|-|-|
+| *address* |  | undefined |
+
 
 ## *function* send