diff --git a/spec/console/ConsoleReporterSpec.js b/spec/console/ConsoleReporterSpec.js
index 608adc8e..2a0e927b 100644
--- a/spec/console/ConsoleReporterSpec.js
+++ b/spec/console/ConsoleReporterSpec.js
@@ -198,7 +198,7 @@ describe("ConsoleReporter", function() {
 
       reporter.specDone({status: "passed"});
 
-      expect(out.getOutput()).toEqual("\033[32m.\033[0m");
+      expect(out.getOutput()).toEqual("\x1B[32m.\x1B[0m");
     });
 
     it("does not report a disabled spec", function() {
@@ -220,7 +220,7 @@ describe("ConsoleReporter", function() {
 
       reporter.specDone({status: 'failed'});
 
-      expect(out.getOutput()).toEqual("\033[31mF\033[0m");
+      expect(out.getOutput()).toEqual("\x1B[31mF\x1B[0m");
     });
   });
 });
diff --git a/src/console/ConsoleReporter.js b/src/console/ConsoleReporter.js
index e26720d5..9435961f 100644
--- a/src/console/ConsoleReporter.js
+++ b/src/console/ConsoleReporter.js
@@ -15,10 +15,10 @@ getJasmineRequireObj().ConsoleReporter = function() {
       failedSpecs = [],
       pendingCount,
       ansi = {
-        green: '\033[32m',
-        red: '\033[31m',
-        yellow: '\033[33m',
-        none: '\033[0m'
+        green: '\x1B[32m',
+        red: '\x1B[31m',
+        yellow: '\x1B[33m',
+        none: '\x1B[0m'
       };
 
     this.jasmineStarted = function() {