diff --git a/src/prefs/screen/Screen.rdef b/src/prefs/screen/Screen.rdef
index d80a8331a6..afc923f2f6 100644
--- a/src/prefs/screen/Screen.rdef
+++ b/src/prefs/screen/Screen.rdef
@@ -1,5 +1,5 @@
 
-resource(1, "BEOS:APP_FLAGS") #'APPF' $"00000000";
+resource app_flags B_SINGLE_LAUNCH;
 
 resource app_version { major = 0, minor = 8 };
 
@@ -61,4 +61,4 @@ resource mini_icon
 
 resource app_signature "application/x-vnd.Be-SCRN";
 
-resource(1, "BEOS:FILE_TYPES") message;
+resource file_types message;
diff --git a/src/prefs/scrollbar/ScrollBar.rdef b/src/prefs/scrollbar/ScrollBar.rdef
index d9913309fe..d27e8bacbd 100644
--- a/src/prefs/scrollbar/ScrollBar.rdef
+++ b/src/prefs/scrollbar/ScrollBar.rdef
@@ -1,13 +1,7 @@
-/*
-** /boot/develop/obos/current/src/prefs/scrollbar/ScrollBar.rdef
-**
-** Automatically generated by BResourceParser on
-** Wednesday, August 06, 2003 at 13:18:26.
-**
-*/
 
-resource(1, "BEOS:APP_FLAGS") (#'APPF') $"00000000";
+resource app_flags B_SINGLE_LAUNCH;
 
+/* TODO: replace this with something human-readable. */
 resource(1, "BEOS:APP_VERSION") #'APPV' array {
 	$"0500000000000000000000000500000001000000523500000000000000000000"
 	$"0000000000000000000000000000000000000000000000000000000000000000"
@@ -33,7 +27,7 @@ resource(1, "BEOS:APP_VERSION") #'APPV' array {
 	$"0000000000000000"
 };
 
-resource(101, "BEOS:L:STD_ICON") #'ICON' array {
+resource large_icon array {
 	$"FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF"
 	$"FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF0000FFFFFFFFFFFFFFFFFFFFFF"
 	$"FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF003F0000FFFFFFFFFFFFFFFFFF"
@@ -68,7 +62,7 @@ resource(101, "BEOS:L:STD_ICON") #'ICON' array {
 	$"FFFFFFFF0000000E0F0F0F0F0F0F0F0E0F0F0000000FFFFFFFFFFFFFFFFFFFFF"
 };
 
-resource(101, "BEOS:M:STD_ICON") #'MICN' array {
+resource mini_icon array {
 	$"FFFFFFFFFFFFFFFFFFFF0000FFFFFFFF"
 	$"FFFFFFFFFFFFFF0000FF003F0000FFFF"
 	$"FFFFFFFFFFFFFF003F00001B1800FFFF"
@@ -87,7 +81,4 @@ resource(101, "BEOS:M:STD_ICON") #'MICN' array {
 	$"FFFF00000E0F0F0F0F0000FFFFFFFFFF"
 };
 
-resource(1, "BEOS:APP_SIG") (#'MIMS') "application/x-vnd.obos.scroll-bar";
-
-resource(2, "BEOS:TYPE") (#'MIMS') "application/x-vnd.Be-elfexecutable";
-
+resource app_signature "application/x-vnd.obos.scroll-bar";