diff --git a/bin/pegjs b/bin/pegjs
index 7206730..5c7d189 100755
--- a/bin/pegjs
+++ b/bin/pegjs
@@ -172,7 +172,7 @@ while (args.length > 0 && isOption(args[0])) {
       }
       try {
         json = fs.readFileSync(args[0]);
-      } catch(e) {
+      } catch (e) {
         abort("Can't read from file \"" + args[0] + "\".");
       }
       addExtraOptions(options, json);
diff --git a/spec/unit/compiler/passes/helpers.js b/spec/unit/compiler/passes/helpers.js
index 12dbe23..b622127 100644
--- a/spec/unit/compiler/passes/helpers.js
+++ b/spec/unit/compiler/passes/helpers.js
@@ -94,7 +94,7 @@ beforeEach(function() {
 
       this.message = () =>
         "Expected the pass to report an error "
-          + (details ? "with details " + jasmine.pp(details) + " ": "")
+          + (details ? "with details " + jasmine.pp(details) + " " : "")
           + "for grammar " + jasmine.pp(grammar) + ", "
           + "but it didn't.";
 
diff --git a/spec/unit/parser.spec.js b/spec/unit/parser.spec.js
index 2a06125..0dc6482 100644
--- a/spec/unit/parser.spec.js
+++ b/spec/unit/parser.spec.js
@@ -252,7 +252,7 @@ describe("PEG.js grammar parser", function() {
   // Canonical Initializer is "{ code }".
   it("parses Initializer", function() {
     expect("{ code };start = 'abcd'").toParseAs(
-      { type:  "grammar", initializer: initializer, rules: [ruleStart] }
+      { type: "grammar", initializer: initializer, rules: [ruleStart] }
     );
   });