diff --git a/prj/CMakeCompilers.txt b/prj/CMakeCompilers.txt
index d9e00b0a..2ba99035 100644
--- a/prj/CMakeCompilers.txt
+++ b/prj/CMakeCompilers.txt
@@ -233,7 +233,7 @@ elseif (${CMAKE_SYSTEM_NAME} MATCHES "Darwin")
 
     # Libraries
     set(COCOA_LIB ${CMAKE_OSX_SYSROOT}/System/Library/Frameworks/Cocoa.framework)
-    string(COMPARE GREATER_EQUAL ${OSX_SDK_NAME} "12.0" USE_UTTYPE)    
+    string(COMPARE GREATER_EQUAL ${CMAKE_OSX_DEPLOYMENT_TARGET} "12.0" USE_UTTYPE)
     if (USE_UTTYPE)
         set(COCOA_LIB ${COCOA_LIB};${CMAKE_OSX_SYSROOT}/System/Library/Frameworks/UniformTypeIdentifiers.framework)
     endif()
diff --git a/prj/build.txt b/prj/build.txt
index 01ebb853..999e4939 100644
--- a/prj/build.txt
+++ b/prj/build.txt
@@ -1 +1 @@
-3776
+3778
diff --git a/src/osgui/osx/ostext.m b/src/osgui/osx/ostext.m
index fff17a3d..a0f8e30d 100644
--- a/src/osgui/osx/ostext.m
+++ b/src/osgui/osx/ostext.m
@@ -41,7 +41,7 @@ @interface OSXTextView : NSTextView
     real32_t pafter;
     real32_t pbefore;
     NSScrollView *scroll;
-    NSMutableDictionary<NSAttributedStringKey, id> *dict;
+    NSMutableDictionary *dict;
     BOOL is_editable;
     BOOL is_opaque;
 }