diff --git a/README.rst b/README.rst
index 835f44c..29279d7 100644
--- a/README.rst
+++ b/README.rst
@@ -139,6 +139,12 @@ __ https://archive.fo/
 Changelog
 ---------
 
+Version 1.1.2
+`````````````
+
+* Added support for the resource file attributes "Resources Locked" and "Printer Driver MultiFinder Compatible" from ResEdit.
+* Added more dummy constants for resource attributes with unknown meaning, so that resource files containing such attributes can be loaded without errors.
+
 Version 1.1.1
 `````````````
 
diff --git a/rsrcfork.py b/rsrcfork.py
index 44bc4c1..4b6f368 100644
--- a/rsrcfork.py
+++ b/rsrcfork.py
@@ -79,6 +79,14 @@ STRUCT_RESOURCE_NAME_HEADER = struct.Struct(">B")
 class ResourceFileAttrs(enum.Flag):
 	"""Resource file attribute flags. The descriptions for these flags are taken from comments on the map*Bit and map* enum constants in <CarbonCore/Resources.h>."""
 	
+	mapResourcesLocked = 32768 # "Resources Locked" (undocumented, but available as a checkbox in ResEdit)
+	_UNKNOWN_16384 = 16384
+	_UNKNOWN_8192 = 8192
+	_UNKNOWN_4096 = 4096
+	_UNKNOWN_2048 = 2048
+	_UNKNOWN_1024 = 1024
+	_UNKNOWN_512 = 512
+	mapPrinterDriverMultiFinderCompatible = 256 # "Printer Driver MultiFinder Compatible" (undocumented, but available as a checkbox in ResEdit)
 	mapReadOnly = 128 # "is this file read-only?", "Resource file read-only"
 	mapCompact = 64 # "Is a compact necessary?", "Compact resource file"
 	mapChanged = 32 # "Is it necessary to write map?", "Write map out at update"