diff --git a/ext/opcache/jit/zend_jit_arm64.dasc b/ext/opcache/jit/zend_jit_arm64.dasc
index cd06b7c3d57..cd29c6e68f4 100644
--- a/ext/opcache/jit/zend_jit_arm64.dasc
+++ b/ext/opcache/jit/zend_jit_arm64.dasc
@@ -1839,7 +1839,7 @@ static int zend_jit_exception_handler_undef_stub(dasm_State **Dst)
 	|	MEM_LOAD_ZTS ldr, REG0, executor_globals, opline_before_exception, REG0
 	|	ldrb TMP1w, OP:REG0->result_type
 	|	TST_32_WITH_CONST TMP1w, (IS_TMP_VAR|IS_VAR), TMP2w
-	|	bne >1
+	|	be >1
 	|	ldr REG0w, OP:REG0->result.var
 	|	add REG0, REG0, FP
 	|	SET_Z_TYPE_INFO REG0, IS_UNDEF, TMP1w
diff --git a/ext/opcache/jit/zend_jit_x86.dasc b/ext/opcache/jit/zend_jit_x86.dasc
index 441d083a5b8..80fbc2b99f2 100644
--- a/ext/opcache/jit/zend_jit_x86.dasc
+++ b/ext/opcache/jit/zend_jit_x86.dasc
@@ -1802,7 +1802,7 @@ static int zend_jit_exception_handler_undef_stub(dasm_State **Dst)
 	|->exception_handler_undef:
 	|	MEM_OP2_2_ZTS mov, r0, aword, executor_globals, opline_before_exception, r0
 	|	test byte OP:r0->result_type, (IS_TMP_VAR|IS_VAR)
-	|	jnz >1
+	|	jz >1
 	|	mov eax, dword OP:r0->result.var
 	|	SET_Z_TYPE_INFO FP + r0, IS_UNDEF
 	|1: