diff --git a/apps/zasm/instr.asm b/apps/zasm/instr.asm
index d8ec6d3..d5b3620 100644
--- a/apps/zasm/instr.asm
+++ b/apps/zasm/instr.asm
@@ -2,7 +2,7 @@
 ; Number of rows in the argspec table
 .equ	ARGSPEC_TBL_CNT		31
 ; Number of rows in the primary instructions table
-.equ	INSTR_TBL_CNT		150
+.equ	INSTR_TBL_CNT		151
 ; size in bytes of each row in the primary instructions table
 .equ	INSTR_TBL_ROWSIZE	6
 ; Instruction IDs They correspond to the index of the table in instrNames
@@ -1131,6 +1131,7 @@ instrTBl:
 	.db I_RRCA,0,   0,   0,    0x0f		, 0	; RRCA
 	.db I_SBC, 'A', 'l', 0,    0x9e		, 0	; SBC A, (HL)
 	.db I_SBC, 'A', 0xb, 0,    0b10011000	, 0	; SBC A, r
+	.db I_SBC,'h',0x3,0x44,    0xed, 0b01000010	; SBC HL, ss
 	.db I_SCF, 0,   0,   0,    0x37		, 0	; SCF
 	.db I_SUB, 'l', 0,   0,    0x96		, 0	; SUB (HL)
 	.db I_SUB, 0xb, 0,   0,    0b10010000	, 0	; SUB r
diff --git a/tools/tests/zasm/test1.asm b/tools/tests/zasm/test1.asm
index 0aa25b2..562b447 100644
--- a/tools/tests/zasm/test1.asm
+++ b/tools/tests/zasm/test1.asm
@@ -25,3 +25,4 @@ label2: .dw	0x42
 	rr	e
 	rlc	c
 	cp	'-'
+	sbc	hl, bc