diff --git a/syntax/edc.vim b/syntax/edc.vim
index 29cf227..506a907 100644
--- a/syntax/edc.vim
+++ b/syntax/edc.vim
@@ -57,7 +57,7 @@ syn keyword	edcLabel 	before after ignore pointer alt_font clip  contained
 " LazEDC shorthand
 syn keyword	edcLazShort 	broadcast nobroadcast mouse nomouse repeat norepeat precise noprecise noscale vis hid contained
 
-syn keyword	edcConstant	COMP RAW LOSSY NONE ON_HOLD AUTOGRAB NOGRAB
+syn keyword	edcConstant	COMP RAW LOSSY LOSSY_ETC1 LOSSY_ETC2 NONE ON_HOLD AUTOGRAB NOGRAB
 syn keyword	edcConstant	TEXT IMAGE RECT TEXTBLOCK SWALLOW GRADIENT GROUP
 syn keyword	edcConstant	SPACER
 syn keyword	edcConstant	NONE PLAIN OUTLINE SOFT_OUTLINE SHADOW PROXY
@@ -71,7 +71,7 @@ syn keyword	edcConstant	LINEAR SINUSOIDAL ACCELERATE DECELERATE
 syn keyword	edcConstant	LIN DECEL DIVIS BOUNCE SPRING CURRENT
 syn keyword	edcConstant	ACCEL_FAC DECEL_FAC SIN_FAC DIVISOR_INTERP
 syn keyword	edcConstant	ACCELERATE_FACTOR DECELERATE_FACTOR
-syn keyword	edcConstant	VERTICAL HORIZONTAL BOTH BOX TABLE
+syn keyword	edcConstant	VERTICAL HORIZONTAL BOTH BOX TABLE SOURCE
 syn keyword	edcConstant	EDITABLE PASSWORD "default"
 syn keyword	edcConstant	DEFAULT EXPLICIT PLAY_SAMPLE
 syn keyword	edcConstant	SOLID