diff --git a/README.md b/README.md
index 167e1e2..7b8972d 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,10 @@
-# atemOSC v2.2
+# atemOSC v2.2.1
 
-## Changelog
+
+## Changelog v2.2.1
+ - support for Mac OS 10.7 (updated binary)
+
+## Changelog v2.2
  - added support for controlling Upstream Keyers
  - supports all available input-sources, depending on your switcher
  - added help-menu with all OSC-addresses available
@@ -43,7 +47,7 @@ For preview selection `/atem/preview/$i` can be used.
  - **fade-to-black** `/atem/transition/ftb`
  
  - **Upstream Keyer 1** `/atem/usk/1` (up to `/atem/usk/4`, depends on your ATEM switcher)
- - **Prepate Upstream Keyer 1** `/atem/nextusk/1`  (up to `/atem/nextusk/4`, depends on your ATEM switcher)
+ - **Prepare Upstream Keyer 1** `/atem/nextusk/1`  (up to `/atem/nextusk/4`, depends on your ATEM switcher)
  
  
 All OSC-addresses expect float-values between 0.0 and 1.0.
diff --git a/atemOSC.app/Contents/Info.plist b/atemOSC.app/Contents/Info.plist
index 985cbfa..b2a0ed1 100644
--- a/atemOSC.app/Contents/Info.plist
+++ b/atemOSC.app/Contents/Info.plist
@@ -29,15 +29,15 @@
 	<key>DTPlatformVersion</key>
 	<string>GM</string>
 	<key>DTSDKBuild</key>
-	<string>12D78</string>
+	<string>11E52</string>
 	<key>DTSDKName</key>
-	<string></string>
+	<string>macosx10.7</string>
 	<key>DTXcode</key>
 	<string>0461</string>
 	<key>DTXcodeBuild</key>
 	<string>4H512</string>
 	<key>LSMinimumSystemVersion</key>
-	<string>10.8</string>
+	<string>10.7</string>
 	<key>NSMainNibFile</key>
 	<string>MainMenu</string>
 	<key>NSPrincipalClass</key>
diff --git a/atemOSC.app/Contents/MacOS/atemOSC b/atemOSC.app/Contents/MacOS/atemOSC
index b4b7456..5bc98eb 100755
Binary files a/atemOSC.app/Contents/MacOS/atemOSC and b/atemOSC.app/Contents/MacOS/atemOSC differ
diff --git a/atemOSC/atemOSC-Info.plist b/atemOSC/atemOSC-Info.plist
index 8fbaa83..2983b7a 100644
--- a/atemOSC/atemOSC-Info.plist
+++ b/atemOSC/atemOSC-Info.plist
@@ -17,7 +17,7 @@
 	<key>CFBundlePackageType</key>
 	<string>APPL</string>
 	<key>CFBundleShortVersionString</key>
-	<string>2.2</string>
+	<string>2.2.1</string>
 	<key>CFBundleSignature</key>
 	<string>????</string>
 	<key>CFBundleVersion</key>
diff --git a/atemOSC/atemOSC.xcodeproj/project.pbxproj b/atemOSC/atemOSC.xcodeproj/project.pbxproj
index 125e5cb..044abe9 100644
--- a/atemOSC/atemOSC.xcodeproj/project.pbxproj
+++ b/atemOSC/atemOSC.xcodeproj/project.pbxproj
@@ -305,9 +305,9 @@
 				INSTALL_PATH = "$(HOME)/Applications";
 				LD_RUNPATH_SEARCH_PATHS = "@loader_path/../Frameworks @executable_path/../Frameworks";
 				MACH_O_TYPE = mh_execute;
-				MACOSX_DEPLOYMENT_TARGET = 10.8;
+				MACOSX_DEPLOYMENT_TARGET = 10.7;
 				PRODUCT_NAME = atemOSC;
-				SDKROOT = "";
+				SDKROOT = macosx10.7;
 			};
 			name = Debug;
 		};
@@ -329,9 +329,9 @@
 				INSTALL_PATH = "$(HOME)/Applications";
 				LD_RUNPATH_SEARCH_PATHS = "@loader_path/../Frameworks @executable_path/../Frameworks";
 				MACH_O_TYPE = mh_execute;
-				MACOSX_DEPLOYMENT_TARGET = 10.8;
+				MACOSX_DEPLOYMENT_TARGET = 10.7;
 				PRODUCT_NAME = atemOSC;
-				SDKROOT = "";
+				SDKROOT = macosx10.7;
 			};
 			name = Release;
 		};
diff --git a/atemOSC/atemOSC.xcodeproj/project.xcworkspace/xcuserdata/dani.xcuserdatad/UserInterfaceState.xcuserstate b/atemOSC/atemOSC.xcodeproj/project.xcworkspace/xcuserdata/dani.xcuserdatad/UserInterfaceState.xcuserstate
index 7945fb4..0c5cacd 100644
Binary files a/atemOSC/atemOSC.xcodeproj/project.xcworkspace/xcuserdata/dani.xcuserdatad/UserInterfaceState.xcuserstate and b/atemOSC/atemOSC.xcodeproj/project.xcworkspace/xcuserdata/dani.xcuserdatad/UserInterfaceState.xcuserstate differ