diff --git a/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/service/impl/ProcessDefinitionServiceImpl.java b/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/service/impl/ProcessDefinitionServiceImpl.java
index f30fb49f1a570a9b4a807578e05a36b04722b80b..5bccb01a77ff3e7895ff704c56ac5627041dbacb 100644
--- a/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/service/impl/ProcessDefinitionServiceImpl.java
+++ b/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/service/impl/ProcessDefinitionServiceImpl.java
@@ -447,11 +447,11 @@ public class ProcessDefinitionServiceImpl extends BaseServiceImpl implements Pro
         if (resultEnum != Status.SUCCESS) {
             return checkResult;
         }
-        ProcessDefinition processDefinition = processDefinitionMapper.verifyByDefineName(project.getCode(), name);
+        ProcessDefinition processDefinition = processDefinitionMapper.verifyByDefineName(project.getCode(), name.trim());
         if (processDefinition == null) {
             putMsg(result, Status.SUCCESS);
         } else {
-            putMsg(result, Status.PROCESS_DEFINITION_NAME_EXIST, name);
+            putMsg(result, Status.PROCESS_DEFINITION_NAME_EXIST, name.trim());
         }
         return result;
     }