diff --git a/QLMobi.xcodeproj/project.pbxproj b/QLMobi.xcodeproj/project.pbxproj
index 3c2db08..6cb973c 100644
--- a/QLMobi.xcodeproj/project.pbxproj
+++ b/QLMobi.xcodeproj/project.pbxproj
@@ -152,7 +152,7 @@
 		15DD6F5F1BA48FF400336FF5 /* Project object */ = {
 			isa = PBXProject;
 			attributes = {
-				LastUpgradeCheck = 0730;
+				LastUpgradeCheck = 0800;
 				ORGANIZATIONNAME = Bartek;
 				TargetAttributes = {
 					15DD6F671BA48FF400336FF5 = {
@@ -218,8 +218,10 @@
 				CLANG_WARN_DIRECT_OBJC_ISA_USAGE = YES_ERROR;
 				CLANG_WARN_EMPTY_BODY = YES;
 				CLANG_WARN_ENUM_CONVERSION = YES;
+				CLANG_WARN_INFINITE_RECURSION = YES;
 				CLANG_WARN_INT_CONVERSION = YES;
 				CLANG_WARN_OBJC_ROOT_CLASS = YES_ERROR;
+				CLANG_WARN_SUSPICIOUS_MOVE = YES;
 				CLANG_WARN_UNREACHABLE_CODE = YES;
 				CLANG_WARN__DUPLICATE_METHOD_MATCH = YES;
 				CODE_SIGN_IDENTITY = "";
@@ -278,8 +280,10 @@
 				CLANG_WARN_DIRECT_OBJC_ISA_USAGE = YES_ERROR;
 				CLANG_WARN_EMPTY_BODY = YES;
 				CLANG_WARN_ENUM_CONVERSION = YES;
+				CLANG_WARN_INFINITE_RECURSION = YES;
 				CLANG_WARN_INT_CONVERSION = YES;
 				CLANG_WARN_OBJC_ROOT_CLASS = YES_ERROR;
+				CLANG_WARN_SUSPICIOUS_MOVE = YES;
 				CLANG_WARN_UNREACHABLE_CODE = YES;
 				CLANG_WARN__DUPLICATE_METHOD_MATCH = YES;
 				CODE_SIGN_IDENTITY = "";
@@ -320,7 +324,6 @@
 		15DD6F761BA48FF400336FF5 /* Debug */ = {
 			isa = XCBuildConfiguration;
 			buildSettings = {
-				ARCHS = "$(ARCHS_STANDARD)";
 				CLANG_ENABLE_OBJC_ARC = YES;
 				COMBINE_HIDPI_IMAGES = YES;
 				INFOPLIST_FILE = QLMobi/Info.plist;
@@ -334,7 +337,6 @@
 		15DD6F771BA48FF400336FF5 /* Release */ = {
 			isa = XCBuildConfiguration;
 			buildSettings = {
-				ARCHS = "$(ARCHS_STANDARD)";
 				CLANG_ENABLE_OBJC_ARC = YES;
 				COMBINE_HIDPI_IMAGES = YES;
 				INFOPLIST_FILE = QLMobi/Info.plist;
diff --git a/QLMobi/Info.plist b/QLMobi/Info.plist
index cd525c7..c067e6f 100644
--- a/QLMobi/Info.plist
+++ b/QLMobi/Info.plist
@@ -12,6 +12,12 @@
 			<key>LSItemContentTypes</key>
 			<array>
 				<string>net.fabiszewski.mobi</string>
+                                <string>dyn.ah62d4rv4ge80455cre</string><!-- ?0=6:1=mobi -->
+                                <string>dyn.ah62d4rv4ge80c8x1</string><!-- ?0=6:1=azw -->
+                                <string>dyn.ah62d4rv4ge80c8x1gq</string><!-- ?0=6:1=azw3 -->
+                                <string>dyn.ah62d4rv4ge80c8x1gu</string><!-- ?0=6:1=azw4 -->
+                                <string>dyn.ah62d4rv4ge81a6xd</string><!-- ?0=6:1=prc -->
+                                <string>dyn.ah62d4rv4ge81a3dc</string><!-- ?0=6:1=pdb -->
 			</array>
 		</dict>
 	</array>
@@ -24,11 +30,11 @@
 	<key>CFBundleName</key>
 	<string>$(PRODUCT_NAME)</string>
 	<key>CFBundleShortVersionString</key>
-	<string>0.4</string>
+	<string>0.5</string>
 	<key>CFBundleSignature</key>
 	<string>????</string>
 	<key>CFBundleVersion</key>
-	<string>4</string>
+	<string>5</string>
 	<key>CFPlugInDynamicRegisterFunction</key>
 	<string></string>
 	<key>CFPlugInDynamicRegistration</key>
diff --git a/README.md b/README.md
index 11ed0ab..fc9e30b 100644
--- a/README.md
+++ b/README.md
@@ -16,11 +16,19 @@ Source code is available on [github][qlmobi]. It is bundled as an Xcode project
 ![Finder preview](http://www.mobileread.com/forums/attachment.php?attachmentid=143433&d=1446545022)
 ![Finder thubmnails](http://www.mobileread.com/forums/attachment.php?attachmentid=143432&d=1446545022)
 
-[libmobi]: https://github.com/bfabiszewski/libmobi
-[binary]: https://github.com/bfabiszewski/QLMobi/releases/latest
-[qlmobi]: https://github.com/bfabiszewski/QLMobi
+
+### Troubleshooting
  
+If the plugin doesn't work:
+- reload plugins running `qlmanage -r` from the console;  
+- try reinstalling the plugin;
+- try in the top level `Library` folder instead of the user's one;
+- go to github [issues] tab, start new issue describing your problem, you may also provide output of the command: `qlmanage -d 4 -p -o /tmp /path/to/your/test.mobi`.
+
 ### Changelog
+**0.5**  
+Minor workaround for plugin failing to register handled file types  
+Include minor fixes from current libmobi  
 **0.4**  
 Hide broken image links in corrupt documents   
 **0.3**  
@@ -37,4 +45,7 @@ Initial version
 Licensed under the [GNU Public License (GPL)](http://www.gnu.org/licenses/) version 3 or later.
 
 
-
+[libmobi]: https://github.com/bfabiszewski/libmobi
+[binary]: https://github.com/bfabiszewski/QLMobi/releases/latest
+[qlmobi]: https://github.com/bfabiszewski/QLMobi
+[issues]: https://github.com/bfabiszewski/QLMobi/issues