diff --git a/modules/i3plus-ext-mes-pcn-apiservice/src/main/java/cn/estsh/i3plus/ext/mes/pcn/apiservice/serviceimpl/print/strategy/WuHanPaintCenterPrintStrategy.java b/modules/i3plus-ext-mes-pcn-apiservice/src/main/java/cn/estsh/i3plus/ext/mes/pcn/apiservice/serviceimpl/print/strategy/WuHanPaintCenterPrintStrategy.java
index 697a470..cf57237 100644
--- a/modules/i3plus-ext-mes-pcn-apiservice/src/main/java/cn/estsh/i3plus/ext/mes/pcn/apiservice/serviceimpl/print/strategy/WuHanPaintCenterPrintStrategy.java
+++ b/modules/i3plus-ext-mes-pcn-apiservice/src/main/java/cn/estsh/i3plus/ext/mes/pcn/apiservice/serviceimpl/print/strategy/WuHanPaintCenterPrintStrategy.java
@@ -73,7 +73,7 @@ public class WuHanPaintCenterPrintStrategy implements IPrintTemplateStrategyServ
         String qrCode = syncFuncService.syncSerialNo(genSerialNoModel, mesProduceSnPrintModel.getUserName(), organizeCode, 1).getResultList().get(0).toString();
 
         if (StringUtils.isEmpty(qrCode)) MesPcnException.throwBusiException("根据编码规则[%s]生成条码失败!", numberRule.getRuleCode());
-        if (!StringUtils.isEmpty(numberRule.getPrefix())) qrCode.replace(numberRule.getPrefix(), MesPcnExtConstWords.EMPTY);
+        if (!StringUtils.isEmpty(numberRule.getPrefix())) qrCode = qrCode.replace(numberRule.getPrefix(), MesPcnExtConstWords.EMPTY);
 
         String[] barCodeArr = qrCode.split(MesPcnExtConstWords.WELL_NO);