diff --git a/TTFortuneWheel.podspec b/TTFortuneWheel.podspec
index 1e88dd4..00df4f5 100644
--- a/TTFortuneWheel.podspec
+++ b/TTFortuneWheel.podspec
@@ -3,7 +3,7 @@
 
 Pod::Spec.new do |s|
   s.name             = 'TTFortuneWheel'
-  s.version          = '0.1.7'
+  s.version          = '0.1.8'
   s.summary          = 'Fortune spinning wheel that supports custom drawing.'
   s.homepage         = 'https://tapptitude.com/'
   s.license          = { :type => 'MIT', :file => 'LICENSE' }
diff --git a/TTFortuneWheelSample/ViewController.swift b/TTFortuneWheelSample/ViewController.swift
index 6f81593..d4d0c0f 100644
--- a/TTFortuneWheelSample/ViewController.swift
+++ b/TTFortuneWheelSample/ViewController.swift
@@ -25,7 +25,7 @@ class ViewController: UIViewController {
         spinningWheel.slices = slices
         spinningWheel.equalSlices = true
         spinningWheel.frameStroke.width = 0
-        spinningWheel.titleRotation = Float.pi
+        spinningWheel.titleRotation = CGFloat.pi
         spinningWheel.slices.enumerated().forEach { (pair) in
             let slice = pair.element as! CarnivalWheelSlice
             let offset = pair.offset