diff --git a/CHANGELOG.md b/CHANGELOG.md
index 5615b58..1433931 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,7 +1,9 @@
 # Change Log
 All notable changes to this project will be documented in this file.
 
-## Next
+## [0.20.0](https://github.com/lucasmedeirosleite/EasyMapping/releases/tag/0.20.0)
+
+This release requires iOS 8 / macOS 10.9 / tvOS 9.0 / watchOS 2.0 and higher.
 
 #### New
 
diff --git a/EasyMapping.podspec b/EasyMapping.podspec
index fb341e1..d9a23fe 100644
--- a/EasyMapping.podspec
+++ b/EasyMapping.podspec
@@ -1,6 +1,6 @@
 Pod::Spec.new do |s|
   s.name         = "EasyMapping"
-  s.version      = "0.18.1"
+  s.version      = "0.20.0"
   s.summary      = "The easiest way to map data from your webservice."
   s.homepage     = "https://github.com/lucasmedeirosleite/EasyMapping"
   s.license      = { :type => 'MIT', :file => 'LICENSE' }
@@ -9,22 +9,22 @@ Pod::Spec.new do |s|
   s.source       = { :git => "https://github.com/lucasmedeirosleite/EasyMapping.git", :tag => s.version.to_s }
   s.requires_arc = true
 
-  s.ios.deployment_target = '5.0'
-  s.osx.deployment_target = '10.7'
+  s.ios.deployment_target = '8.0'
+  s.osx.deployment_target = '10.9'
   s.tvos.deployment_target = '9.0'
 
   s.subspec 'Core' do |core|
     core.watchos.deployment_target = '2.0'
-    core.ios.deployment_target = '5.0'
-    core.osx.deployment_target = '10.7'
+    core.ios.deployment_target = '8.0'
+    core.osx.deployment_target = '10.9'
     core.tvos.deployment_target = '9.0'
     core.frameworks = 'CoreData'
     core.source_files = 'EasyMapping/*.{h,m}'
   end
 
   s.subspec 'XCTest' do |xctest|
-    xctest.ios.deployment_target = '5.0'
-    xctest.osx.deployment_target = '10.7'
+    xctest.ios.deployment_target = '8.0'
+    xctest.osx.deployment_target = '10.9'
     xctest.tvos.deployment_target = '9.0'
     xctest.dependency 'EasyMapping/Core'
     xctest.frameworks = 'XCTest'
diff --git a/EasyMappingExample/EasyMappingExample.xcodeproj/project.pbxproj b/EasyMappingExample/EasyMappingExample.xcodeproj/project.pbxproj
index 3aef58a..d899cd3 100644
--- a/EasyMappingExample/EasyMappingExample.xcodeproj/project.pbxproj
+++ b/EasyMappingExample/EasyMappingExample.xcodeproj/project.pbxproj
@@ -1432,7 +1432,7 @@
 			);
 			runOnlyForDeploymentPostprocessing = 0;
 			shellPath = /bin/sh;
-			shellScript = "diff \"${PODS_ROOT}/../Podfile.lock\" \"${PODS_ROOT}/Manifest.lock\" > /dev/null\nif [ $? != 0 ] ; then\n    # print error to STDERR\n    echo \"error: The sandbox is not in sync with the Podfile.lock. Run 'pod install' or update your CocoaPods installation.\" >&2\n    exit 1\nfi\n";
+			shellScript = "diff \"${PODS_ROOT}/../Podfile.lock\" \"${PODS_ROOT}/Manifest.lock\" > /dev/null\nif [[ $? != 0 ]] ; then\n    cat << EOM\nerror: The sandbox is not in sync with the Podfile.lock. Run 'pod install' or update your CocoaPods installation.\nEOM\n    exit 1\nfi\n";
 			showEnvVarsInLog = 0;
 		};
 		0CD8CD0C224141695A2C024A /* [CP] Copy Pods Resources */ = {
@@ -1537,7 +1537,7 @@
 			);
 			runOnlyForDeploymentPostprocessing = 0;
 			shellPath = /bin/sh;
-			shellScript = "diff \"${PODS_ROOT}/../Podfile.lock\" \"${PODS_ROOT}/Manifest.lock\" > /dev/null\nif [ $? != 0 ] ; then\n    # print error to STDERR\n    echo \"error: The sandbox is not in sync with the Podfile.lock. Run 'pod install' or update your CocoaPods installation.\" >&2\n    exit 1\nfi\n";
+			shellScript = "diff \"${PODS_ROOT}/../Podfile.lock\" \"${PODS_ROOT}/Manifest.lock\" > /dev/null\nif [[ $? != 0 ]] ; then\n    cat << EOM\nerror: The sandbox is not in sync with the Podfile.lock. Run 'pod install' or update your CocoaPods installation.\nEOM\n    exit 1\nfi\n";
 			showEnvVarsInLog = 0;
 		};
 		5F26013C3D0516DFE546BAD0 /* [CP] Check Pods Manifest.lock */ = {
@@ -1552,7 +1552,7 @@
 			);
 			runOnlyForDeploymentPostprocessing = 0;
 			shellPath = /bin/sh;
-			shellScript = "diff \"${PODS_ROOT}/../Podfile.lock\" \"${PODS_ROOT}/Manifest.lock\" > /dev/null\nif [ $? != 0 ] ; then\n    # print error to STDERR\n    echo \"error: The sandbox is not in sync with the Podfile.lock. Run 'pod install' or update your CocoaPods installation.\" >&2\n    exit 1\nfi\n";
+			shellScript = "diff \"${PODS_ROOT}/../Podfile.lock\" \"${PODS_ROOT}/Manifest.lock\" > /dev/null\nif [[ $? != 0 ]] ; then\n    cat << EOM\nerror: The sandbox is not in sync with the Podfile.lock. Run 'pod install' or update your CocoaPods installation.\nEOM\n    exit 1\nfi\n";
 			showEnvVarsInLog = 0;
 		};
 		7022F2498E092F514CD634C7 /* [CP] Check Pods Manifest.lock */ = {
@@ -1567,7 +1567,7 @@
 			);
 			runOnlyForDeploymentPostprocessing = 0;
 			shellPath = /bin/sh;
-			shellScript = "diff \"${PODS_ROOT}/../Podfile.lock\" \"${PODS_ROOT}/Manifest.lock\" > /dev/null\nif [ $? != 0 ] ; then\n    # print error to STDERR\n    echo \"error: The sandbox is not in sync with the Podfile.lock. Run 'pod install' or update your CocoaPods installation.\" >&2\n    exit 1\nfi\n";
+			shellScript = "diff \"${PODS_ROOT}/../Podfile.lock\" \"${PODS_ROOT}/Manifest.lock\" > /dev/null\nif [[ $? != 0 ]] ; then\n    cat << EOM\nerror: The sandbox is not in sync with the Podfile.lock. Run 'pod install' or update your CocoaPods installation.\nEOM\n    exit 1\nfi\n";
 			showEnvVarsInLog = 0;
 		};
 		93FF53653E8283D8CFF49C76 /* [CP] Embed Pods Frameworks */ = {
@@ -2296,6 +2296,7 @@
 		C6557E4816D6621E005D2D3E /* Debug */ = {
 			isa = XCBuildConfiguration;
 			buildSettings = {
+				ALWAYS_SEARCH_USER_PATHS = NO;
 				APPLICATION_EXTENSION_API_ONLY = YES;
 				CLANG_ENABLE_OBJC_ARC = YES;
 				CLANG_WARN_BOOL_CONVERSION = YES;
@@ -2335,6 +2336,7 @@
 		C6557E4916D6621E005D2D3E /* Release */ = {
 			isa = XCBuildConfiguration;
 			buildSettings = {
+				ALWAYS_SEARCH_USER_PATHS = NO;
 				APPLICATION_EXTENSION_API_ONLY = YES;
 				CLANG_ENABLE_OBJC_ARC = YES;
 				CLANG_WARN_BOOL_CONVERSION = YES;
diff --git a/EasyMappingExample/Podfile.lock b/EasyMappingExample/Podfile.lock
index f996e92..a4a9395 100644
--- a/EasyMappingExample/Podfile.lock
+++ b/EasyMappingExample/Podfile.lock
@@ -26,4 +26,4 @@ SPEC CHECKSUMS:
 
 PODFILE CHECKSUM: 609028c21eaf9530b08ebfb872f808a9ba3265b0
 
-COCOAPODS: 1.1.0.rc.2
+COCOAPODS: 1.0.1