fix kuso bug
diff --git a/verilog/rtl/jacaranda-8/cpu.v b/verilog/rtl/jacaranda-8/cpu.v
index 8024a38..a3ed1a2 100644
--- a/verilog/rtl/jacaranda-8/cpu.v
+++ b/verilog/rtl/jacaranda-8/cpu.v
@@ -75,7 +75,7 @@
     always @(posedge clock or posedge reset) begin
         if(reset) begin
             flag <= 0;
-        end if(ret) begin
+        end else if(ret) begin
             flag <= _flag;
         end else if(je_en) begin
             flag <= 0;