diff --git a/STATUS.md b/STATUS.md
index fa58b42e..71c5f15f 100644
--- a/STATUS.md
+++ b/STATUS.md
@@ -26,8 +26,9 @@ The following ROM features are currently missing:
 * floating point routines
 * tape support
 * RS-232 support
-* warm start (RUN/STOP + RESTORE) - NMI/BRK handling is not implemented at all
+* NMI cartridge handling and BRK handling are not implemented yet
 * breaking Kernal routines with RUN/STOP key
+* 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 4db3c6af..bafc66c8 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 4db3c6af..bafc66c8 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 4db3c6af..bafc66c8 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 0a3634ab..06175ff9 100644
--- a/c64/kernal/interrupts/irq_handler.s
+++ b/c64/kernal/interrupts/irq_handler.s
@@ -20,7 +20,7 @@ irq_handler:
 	;; Call interrupt routine (only if initialised)
 	lda CINV
 	ora CINV+1
-	bne +
+	beq +
 	jmp (CINV)
 *
 	;; Vector not initialized - call default interrupt routine
diff --git a/c64/kernal/interrupts/nmi_handler.s b/c64/kernal/interrupts/nmi_handler.s
index 90c05444..c5336f8b 100644
--- a/c64/kernal/interrupts/nmi_handler.s
+++ b/c64/kernal/interrupts/nmi_handler.s
@@ -7,7 +7,7 @@ nmi_handler:
 	pha
 	lda NMINV
 	ora NMINV+1
-	bne +
+	beq +
 	pla
 	jmp (NMINV)
 *