diff --git a/STATUS.md b/STATUS.md
index 15d8e3d0..6c7cdc45 100644
--- a/STATUS.md
+++ b/STATUS.md
@@ -27,6 +27,7 @@ The following ROM features are currently missing:
 * tape support
 * RS-232 support
 * breaking Kernal routines with RUN/STOP key
+* BRK handling
 * PAL/NTSC is detected, but for now only startup banner uses the result
 
 Features currently being worked on:
diff --git a/bin/kernal_generic.rom b/bin/kernal_generic.rom
index bafc66c8..e78ac9f6 100644
Binary files a/bin/kernal_generic.rom and b/bin/kernal_generic.rom differ
diff --git a/bin/kernal_mega65.rom b/bin/kernal_mega65.rom
index bafc66c8..e78ac9f6 100644
Binary files a/bin/kernal_mega65.rom and b/bin/kernal_mega65.rom differ
diff --git a/bin/kernal_ultimate64.rom b/bin/kernal_ultimate64.rom
index bafc66c8..e78ac9f6 100644
Binary files a/bin/kernal_ultimate64.rom and b/bin/kernal_ultimate64.rom differ
diff --git a/c64/kernal/interrupts/irq_handler.s b/c64/kernal/interrupts/irq_handler.s
index be0b40d3..99733333 100644
--- a/c64/kernal/interrupts/irq_handler.s
+++ b/c64/kernal/interrupts/irq_handler.s
@@ -17,10 +17,11 @@ irq_handler:
 
 	;; Check if caused by BRK
 
-	tsx
-	lda $0104, x ; get the pre-interrupt processor state
-	and #$10
-	bne irq_handler_brk
+	;; XXX disabled for now - resets Duotris game, unknown why
+	; tsx
+	; lda $0104, x ; get the pre-interrupt processor state
+	; and #$10
+	; bne irq_handler_brk
 
 	;; Not caused by BRK - call interrupt routine (only if initialised)
 	lda CINV