diff --git a/5/addresses_SNES_PSX.tsv b/5/addresses_SNES_PSX.tsv
index 734e65d..1691e16 100644
--- a/5/addresses_SNES_PSX.tsv
+++ b/5/addresses_SNES_PSX.tsv
@@ -15,7 +15,7 @@ sfx_brr_data	0x041E41			270 of u8	Use the below SPC pointers
 bytelength_sfx_brr_pointers	0x041F4F			u16	Used by the memcpy routine that copies the below data to the SPC (0x0020 = 32 bytes)
 sfx_brr_pointers	0x041F51			8 of 2 of u16	SPC memory addresses not ROM. Start address followed by loop address.
 bytelength_sfx_adsrs	0x041F71			u16	0x0010 = 16 bytes
-sfx_adsrs	0x041F73			8 of 4 of u4	
+sfx_adsrs	0x041F73			8 of ADSR	
 bytelength_sfx_samplerates	0x041F83			u16	0x0010 = 16 bytes
 sfx_samplerates	0x041F85			8 of u16	
 bytelength_sfx_data	0x041F95			u16	0x1C00 = 7168 bytes
@@ -25,7 +25,7 @@ bgm_song_pointers	0x043B97			72 of u24
 bgm_instrument_brr_pointers	0x043C6F			35 of u24	
 bgm_instrument_loop_starts	0x043CD8			35 of u16	
 bgm_instrument_samplerates	0x043D1E			35 of u16	
-bgm_instrument_adsrs	0x043D64			35 of 4 of u4	
+bgm_instrument_adsrs	0x043D64			35 of ADSR	
 bgm_instrument_indices	0x043DAA			72 of 16 of u16	length 0x900
 					
 worldmap_compressed_tilesets	0x070000				tilesets 0 up to 0x434
diff --git a/structs_SNES_stubs.tsv b/structs_SNES_stubs.tsv
index e26faa1..96132c8 100644
--- a/structs_SNES_stubs.tsv
+++ b/structs_SNES_stubs.tsv
@@ -24,3 +24,10 @@ u5	r5
 u5	g5
 u5	b5
 u1	0
+
+struct	ADSR
+u4	attack_rate
+u3	decay_rate
+u1	enabled
+u5	sustain_rate
+u3	sustain_level