diff --git a/RELEASENOTES.md b/RELEASENOTES.md
index cc592f7b..923ae974 100644
--- a/RELEASENOTES.md
+++ b/RELEASENOTES.md
@@ -24,7 +24,8 @@ For accessibility, you now get a C or P indicator to the left of the magic bar o
 
 * 0.4.0.12
 	* ER Inverted fix for HC Ledge
-	* Credits again
+	* Credits again - hopefully for good
+	* Incorporated music fixes for now (may revisit later)
 * 0.4.0.11
 	* Some minor base rom fixes
 	* Improved distribution of bombable/dashable doors
diff --git a/Rom.py b/Rom.py
index 57df5c7a..6d1b2455 100644
--- a/Rom.py
+++ b/Rom.py
@@ -30,7 +30,7 @@ from EntranceShuffle import door_addresses, exit_ids
 
 
 JAP10HASH = '03a63945398191337e896e5771f77173'
-RANDOMIZERBASEHASH = '25dd18672e1234c85900f5b2155e7e4f'
+RANDOMIZERBASEHASH = '9c2878d1035bb3889784906a55a92a26'
 
 
 class JsonRom(object):
@@ -807,17 +807,17 @@ def patch_rom(world, rom, player, team, enemized, is_mystery=False):
 
     write_int16(rom, 0x187010, credits_total)  # dynamic credits
     if credits_total != 216:
-        # collection rate address:
-        cr_address = 0x2391F0
+        # collection rate address (hi):
+        cr_address = 0x238057
         cr_pc = cr_address - 0x120000  # convert to pc
         mid_top, mid_bot = credits_digit((credits_total // 10) % 10)
         last_top, last_bot = credits_digit(credits_total % 10)
         # top half
-        rom.write_byte(cr_pc+0x1c, mid_top)
-        rom.write_byte(cr_pc+0x1d, last_top)
+        rom.write_byte(cr_pc+0x1, mid_top)
+        rom.write_byte(cr_pc+0x2, last_top)
         # bottom half
-        rom.write_byte(cr_pc+0x3a, mid_bot)
-        rom.write_byte(cr_pc+0x3b, last_bot)
+        rom.write_byte(cr_pc+0x1f, mid_bot)
+        rom.write_byte(cr_pc+0x20, last_bot)
 
     # patch medallion requirements
     if world.required_medallions[player][0] == 'Bombos':
diff --git a/asm/drhooks.asm b/asm/drhooks.asm
index 2824771e..86ae1ff1 100644
--- a/asm/drhooks.asm
+++ b/asm/drhooks.asm
@@ -179,6 +179,17 @@ JSL BlindsAtticHint : NOP #2
 org $1cfd69
 Main_ShowTextMessage:
 
+; Conditionally disable UW music changes in Door Rando
+org $028ADB ; <- Bank02.asm:2088-2095 (LDX.b #$14 : LDA $A0 ...)
+JSL.l Underworld_DoorDown_Entry : CPX #$10
+db $B0, $21 ; BCS $028B04
+BRA + : NOP #6 : +
+
+org $02C3F2 ; <- Bank02.asm:10521 Unused call
+Underworld_DoorDown_Call:
+org $02C3F3
+dw $8AD9 ; address of Bank02.asm:2085
+
 ; These two, if enabled together, have implications for vanilla BK doors in IP/Hera/Mire
 ; IPBJ is common enough to consider not doing this. Mire is not a concern for vanilla - maybe glitched modes
 ; Hera BK door back can be seen with Pot clipping - likely useful for no logic seeds
diff --git a/asm/normal.asm b/asm/normal.asm
index a8ab9597..aabb24de 100644
--- a/asm/normal.asm
+++ b/asm/normal.asm
@@ -398,7 +398,7 @@ StraightStairsTrapDoor:
             .animateTraps
             lda #$05 : sta $11
             inc $0468 : stz $068e : stz $0690
-        ++ rtl
+        ++ JSL Underworld_DoorDown_Call : rtl
     + JML Dungeon_ApproachFixedColor ; what we wrote over
 }
 
diff --git a/data/base2current.bps b/data/base2current.bps
index 53bd7d86..a904b07d 100644
Binary files a/data/base2current.bps and b/data/base2current.bps differ