diff --git a/.travis.yml b/.travis.yml
index 20fd86b..6064ca0 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,3 +1,5 @@
 language: node_js
 node_js:
-  - 0.10
+  - "0.10"
+  - "0.12"
+  - "iojs"
diff --git a/lib/compiler/passes/generate-javascript.js b/lib/compiler/passes/generate-javascript.js
index 10b0f77..eddf6fd 100644
--- a/lib/compiler/passes/generate-javascript.js
+++ b/lib/compiler/passes/generate-javascript.js
@@ -1011,11 +1011,11 @@ function generateJavascript(ast, options) {
     '            details.seenCR = false;',
     '          }',
     '',
-    '          p++',
+    '          p++;',
     '        }',
     '',
     '        peg$posDetailsCache[pos] = details;',
-    '        return details',
+    '        return details;',
     '      }',
     '    }',
     '',
diff --git a/lib/parser.js b/lib/parser.js
index 22cf052..48078e6 100644
--- a/lib/parser.js
+++ b/lib/parser.js
@@ -450,11 +450,11 @@ module.exports = (function() {
             details.seenCR = false;
           }
 
-          p++
+          p++;
         }
 
         peg$posDetailsCache[pos] = details;
-        return details
+        return details;
       }
     }
 
diff --git a/package.json b/package.json
index 0aa440b..4e9bb7c 100644
--- a/package.json
+++ b/package.json
@@ -40,7 +40,7 @@
   "main":            "lib/peg",
   "bin":             "bin/pegjs",
   "scripts":         {
-    "test": "make spec"
+    "test": "make hint && make spec"
   },
   "repository":      {
     "type": "git",