diff --git a/RichEditorView.xcodeproj/project.pbxproj b/RichEditorView.xcodeproj/project.pbxproj
index c421cf52..a41d667c 100644
--- a/RichEditorView.xcodeproj/project.pbxproj
+++ b/RichEditorView.xcodeproj/project.pbxproj
@@ -400,6 +400,7 @@
 			developmentRegion = English;
 			hasScannedForEncodings = 0;
 			knownRegions = (
+				English,
 				en,
 			);
 			mainGroup = FBA6AAEF1AD3EC9F00721644;
@@ -624,7 +625,7 @@
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				SKIP_INSTALL = YES;
 				SWIFT_OPTIMIZATION_LEVEL = "-Onone";
-				SWIFT_VERSION = 3.0;
+				SWIFT_VERSION = 5.0;
 			};
 			name = Debug;
 		};
@@ -642,7 +643,7 @@
 				PRODUCT_BUNDLE_IDENTIFIER = "com.cjwirth.$(PRODUCT_NAME:rfc1034identifier)";
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				SKIP_INSTALL = YES;
-				SWIFT_VERSION = 3.0;
+				SWIFT_VERSION = 5.0;
 			};
 			name = Release;
 		};
@@ -658,7 +659,7 @@
 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks @loader_path/Frameworks";
 				PRODUCT_BUNDLE_IDENTIFIER = "com.cjwirth.$(PRODUCT_NAME:rfc1034identifier)";
 				PRODUCT_NAME = "$(TARGET_NAME)";
-				SWIFT_VERSION = 3.0;
+				SWIFT_VERSION = 5.0;
 			};
 			name = Debug;
 		};
@@ -670,7 +671,7 @@
 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks @loader_path/Frameworks";
 				PRODUCT_BUNDLE_IDENTIFIER = "com.cjwirth.$(PRODUCT_NAME:rfc1034identifier)";
 				PRODUCT_NAME = "$(TARGET_NAME)";
-				SWIFT_VERSION = 3.0;
+				SWIFT_VERSION = 5.0;
 			};
 			name = Release;
 		};
diff --git a/RichEditorView/Classes/RichEditorView.swift b/RichEditorView/Classes/RichEditorView.swift
index 527b81c7..4e3bdc10 100644
--- a/RichEditorView/Classes/RichEditorView.swift
+++ b/RichEditorView/Classes/RichEditorView.swift
@@ -368,7 +368,7 @@ import UIKit
 
     // MARK: UIWebViewDelegate
 
-    public func webView(_ webView: UIWebView, shouldStartLoadWith request: URLRequest, navigationType: UIWebViewNavigationType) -> Bool {
+    public func webView(_ webView: UIWebView, shouldStartLoadWith request: URLRequest, navigationType: UIWebView.NavigationType) -> Bool {
 
         // Handle pre-defined editor actions
         let callbackPrefix = "re-callback://"