diff --git a/CHANGELOG.md b/CHANGELOG.md
index 0695da16..940299b8 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,9 @@
 # Changelog
 
+## v1.4.1 (2016-09-11)
+
+- restructured custom getter/setter system to resolve crash reported in #436 (thanks @robinzhangx & @hfossli)
+
 ## v1.4.0 (2016-08-18)
 
 - deprecated all JSON->Model key mapper methods for consistency's sake - replaced with equivalent Model->JSON methods with clearer naming
diff --git a/JSONModel.podspec b/JSONModel.podspec
index 6e28394d..d0bfe9d6 100644
--- a/JSONModel.podspec
+++ b/JSONModel.podspec
@@ -1,6 +1,6 @@
 Pod::Spec.new do |s|
   s.name         = "JSONModel"
-  s.version      = "1.4.0"
+  s.version      = "1.4.1"
   s.summary      = "Magical Data Modelling Framework for JSON. Create rapidly powerful, atomic and smart data model classes."
   s.homepage     = "http://www.jsonmodel.com"
 
diff --git a/JSONModel.xcodeproj/xcshareddata/xcschemes/JSONModel.xcscheme b/JSONModel.xcodeproj/xcshareddata/xcschemes/JSONModel.xcscheme
index 333d783f..b218f135 100644
--- a/JSONModel.xcodeproj/xcshareddata/xcschemes/JSONModel.xcscheme
+++ b/JSONModel.xcodeproj/xcshareddata/xcschemes/JSONModel.xcscheme
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <Scheme
    LastUpgradeVersion = "0720"
-   version = "1.4">
+   version = "1.4.1">
    <BuildAction
       parallelizeBuildables = "YES"
       buildImplicitDependencies = "YES">
diff --git a/JSONModel/Info.plist b/JSONModel/Info.plist
index fff908ac..07b3f7e7 100644
--- a/JSONModel/Info.plist
+++ b/JSONModel/Info.plist
@@ -15,7 +15,7 @@
 	<key>CFBundlePackageType</key>
 	<string>FMWK</string>
 	<key>CFBundleShortVersionString</key>
-	<string>1.4</string>
+	<string>1.4.1</string>
 	<key>CFBundleSignature</key>
 	<string>????</string>
 	<key>CFBundleVersion</key>
diff --git a/JSONModel/JSONModel/JSONModel.h b/JSONModel/JSONModel/JSONModel.h
index 086ad664..ce902d98 100644
--- a/JSONModel/JSONModel/JSONModel.h
+++ b/JSONModel/JSONModel/JSONModel.h
@@ -1,7 +1,7 @@
 //
 //  JSONModel.h
 //
-//  @version 1.4
+//  @version 1.4.1
 //  @author Marin Todorov (http://www.underplot.com) and contributors
 //
 
diff --git a/JSONModel/JSONModel/JSONModel.m b/JSONModel/JSONModel/JSONModel.m
index 64154463..060b593a 100644
--- a/JSONModel/JSONModel/JSONModel.m
+++ b/JSONModel/JSONModel/JSONModel.m
@@ -1,7 +1,7 @@
 //
 //  JSONModel.m
 //
-//  @version 1.4
+//  @version 1.4.1
 //  @author Marin Todorov (http://www.underplot.com) and contributors
 //
 
@@ -1371,7 +1371,7 @@ -(instancetype)copyWithZone:(NSZone *)zone
 -(instancetype)initWithCoder:(NSCoder *)decoder
 {
     NSString* json;
-    
+
     if ([decoder respondsToSelector:@selector(decodeObjectOfClass:forKey:)]) {
         json = [decoder decodeObjectOfClass:[NSString class] forKey:@"json"];
     } else {
diff --git a/JSONModel/JSONModel/JSONModelClassProperty.h b/JSONModel/JSONModel/JSONModelClassProperty.h
index edb685e6..48c4034e 100644
--- a/JSONModel/JSONModel/JSONModelClassProperty.h
+++ b/JSONModel/JSONModel/JSONModelClassProperty.h
@@ -1,7 +1,7 @@
 //
 //  JSONModelClassProperty.h
 //
-//  @version 1.4
+//  @version 1.4.1
 //  @author Marin Todorov (http://www.underplot.com) and contributors
 //
 
diff --git a/JSONModel/JSONModel/JSONModelClassProperty.m b/JSONModel/JSONModel/JSONModelClassProperty.m
index dfb225b2..264d0235 100644
--- a/JSONModel/JSONModel/JSONModelClassProperty.m
+++ b/JSONModel/JSONModel/JSONModelClassProperty.m
@@ -1,7 +1,7 @@
 //
 //  JSONModelClassProperty.m
 //
-//  @version 1.4
+//  @version 1.4.1
 //  @author Marin Todorov (http://www.underplot.com) and contributors
 //
 
diff --git a/JSONModel/JSONModel/JSONModelError.h b/JSONModel/JSONModel/JSONModelError.h
index bb529631..866ae4cd 100644
--- a/JSONModel/JSONModel/JSONModelError.h
+++ b/JSONModel/JSONModel/JSONModelError.h
@@ -1,7 +1,7 @@
 //
 //  JSONModelError.h
 //
-//  @version 1.4
+//  @version 1.4.1
 //  @author Marin Todorov (http://www.underplot.com) and contributors
 //
 
diff --git a/JSONModel/JSONModel/JSONModelError.m b/JSONModel/JSONModel/JSONModelError.m
index b0e64c92..e3d09260 100644
--- a/JSONModel/JSONModel/JSONModelError.m
+++ b/JSONModel/JSONModel/JSONModelError.m
@@ -1,7 +1,7 @@
 //
 //  JSONModelError.m
 //
-//  @version 1.4
+//  @version 1.4.1
 //  @author Marin Todorov (http://www.underplot.com) and contributors
 //
 
diff --git a/JSONModel/JSONModelLib.h b/JSONModel/JSONModelLib.h
index 7bb8dee2..61ffe701 100644
--- a/JSONModel/JSONModelLib.h
+++ b/JSONModel/JSONModelLib.h
@@ -1,7 +1,7 @@
 //
 //  JSONModelLib.h
 //
-//  @version 1.4
+//  @version 1.4.1
 //  @author Marin Todorov (http://www.underplot.com) and contributors
 //
 
diff --git a/JSONModel/JSONModelNetworking/JSONAPI.h b/JSONModel/JSONModelNetworking/JSONAPI.h
index 933173af..7acfe34d 100644
--- a/JSONModel/JSONModelNetworking/JSONAPI.h
+++ b/JSONModel/JSONModelNetworking/JSONAPI.h
@@ -1,7 +1,7 @@
 //
 //  JSONAPI.h
 //
-//  @version 1.4
+//  @version 1.4.1
 //  @author Marin Todorov (http://www.underplot.com) and contributors
 //
 
diff --git a/JSONModel/JSONModelNetworking/JSONAPI.m b/JSONModel/JSONModelNetworking/JSONAPI.m
index 9ffe9e9d..ee8245b1 100644
--- a/JSONModel/JSONModelNetworking/JSONAPI.m
+++ b/JSONModel/JSONModelNetworking/JSONAPI.m
@@ -1,7 +1,7 @@
 //
 //  JSONAPI.m
 //
-//  @version 1.4
+//  @version 1.4.1
 //  @author Marin Todorov (http://www.underplot.com) and contributors
 //
 
diff --git a/JSONModel/JSONModelNetworking/JSONHTTPClient.h b/JSONModel/JSONModelNetworking/JSONHTTPClient.h
index 7e21b7e2..5f7c018e 100644
--- a/JSONModel/JSONModelNetworking/JSONHTTPClient.h
+++ b/JSONModel/JSONModelNetworking/JSONHTTPClient.h
@@ -1,7 +1,7 @@
 //
 //  JSONModelHTTPClient.h
 //
-//  @version 1.4
+//  @version 1.4.1
 //  @author Marin Todorov (http://www.underplot.com) and contributors
 //
 
diff --git a/JSONModel/JSONModelNetworking/JSONHTTPClient.m b/JSONModel/JSONModelNetworking/JSONHTTPClient.m
index bc5476df..dc249edc 100644
--- a/JSONModel/JSONModelNetworking/JSONHTTPClient.m
+++ b/JSONModel/JSONModelNetworking/JSONHTTPClient.m
@@ -1,7 +1,7 @@
 //
 //  JSONModelHTTPClient.m
 //
-//  @version 1.4
+//  @version 1.4.1
 //  @author Marin Todorov (http://www.underplot.com) and contributors
 //
 
diff --git a/JSONModel/JSONModelNetworking/JSONModel+networking.h b/JSONModel/JSONModelNetworking/JSONModel+networking.h
index c856d1b8..faebae27 100644
--- a/JSONModel/JSONModelNetworking/JSONModel+networking.h
+++ b/JSONModel/JSONModelNetworking/JSONModel+networking.h
@@ -1,7 +1,7 @@
 //
 //  JSONModel+networking.h
 //
-//  @version 1.4
+//  @version 1.4.1
 //  @author Marin Todorov (http://www.underplot.com) and contributors
 //
 
diff --git a/JSONModel/JSONModelNetworking/JSONModel+networking.m b/JSONModel/JSONModelNetworking/JSONModel+networking.m
index 0ac4428f..25dd47a7 100644
--- a/JSONModel/JSONModelNetworking/JSONModel+networking.m
+++ b/JSONModel/JSONModelNetworking/JSONModel+networking.m
@@ -1,7 +1,7 @@
 //
 //  JSONModel+networking.m
 //
-//  @version 1.4
+//  @version 1.4.1
 //  @author Marin Todorov (http://www.underplot.com) and contributors
 //
 
diff --git a/JSONModel/JSONModelTransformations/JSONKeyMapper.h b/JSONModel/JSONModelTransformations/JSONKeyMapper.h
index 2471fc1c..b98fae0e 100644
--- a/JSONModel/JSONModelTransformations/JSONKeyMapper.h
+++ b/JSONModel/JSONModelTransformations/JSONKeyMapper.h
@@ -1,7 +1,7 @@
 //
 //  JSONKeyMapper.h
 //
-//  @version 1.4
+//  @version 1.4.1
 //  @author Marin Todorov (http://www.underplot.com) and contributors
 //
 
diff --git a/JSONModel/JSONModelTransformations/JSONKeyMapper.m b/JSONModel/JSONModelTransformations/JSONKeyMapper.m
index 89579a34..6c96fd5e 100644
--- a/JSONModel/JSONModelTransformations/JSONKeyMapper.m
+++ b/JSONModel/JSONModelTransformations/JSONKeyMapper.m
@@ -1,7 +1,7 @@
 //
 //  JSONKeyMapper.m
 //
-//  @version 1.4
+//  @version 1.4.1
 //  @author Marin Todorov (http://www.underplot.com) and contributors
 //
 
diff --git a/JSONModel/JSONModelTransformations/JSONValueTransformer.h b/JSONModel/JSONModelTransformations/JSONValueTransformer.h
index 528908c0..2497680a 100644
--- a/JSONModel/JSONModelTransformations/JSONValueTransformer.h
+++ b/JSONModel/JSONModelTransformations/JSONValueTransformer.h
@@ -1,7 +1,7 @@
 //
 //  JSONValueTransformer.h
 //
-//  @version 1.4
+//  @version 1.4.1
 //  @author Marin Todorov (http://www.underplot.com) and contributors
 //
 
diff --git a/JSONModel/JSONModelTransformations/JSONValueTransformer.m b/JSONModel/JSONModelTransformations/JSONValueTransformer.m
index 5f922cde..e17cbba4 100644
--- a/JSONModel/JSONModelTransformations/JSONValueTransformer.m
+++ b/JSONModel/JSONModelTransformations/JSONValueTransformer.m
@@ -1,7 +1,7 @@
 //
 //  JSONValueTransformer.m
 //
-//  @version 1.4
+//  @version 1.4.1
 //  @author Marin Todorov (http://www.underplot.com) and contributors
 //
 
diff --git a/README.md b/README.md
index 390e4b7f..a22c787b 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 ## Magical Data Modeling Framework for JSON
 
-### Version 1.4.0
+### Version 1.4.1
 
 ---
 If you like JSONModel and use it, could you please: