diff --git a/src/main/java/cokr/xit/fims/MainController.java b/src/main/java/cokr/xit/fims/MainController.java
index 091b5b0f..36effb82 100644
--- a/src/main/java/cokr/xit/fims/MainController.java
+++ b/src/main/java/cokr/xit/fims/MainController.java
@@ -108,8 +108,8 @@ public class MainController extends cokr.xit.base.web.MainController {
 	}
 
 	@RequestMapping(name="중복 확인", value="/duplicate.do")
-	public ModelAndView isDuplicate(String account, String institute) {
-		ManagedUser user = userService.getUser(account, institute);
+	public ModelAndView isDuplicate(String account, String sggCd) {
+		ManagedUser user = userService.getUser(account, sggCd);
 		return new ModelAndView("jsonView")
 			.addObject("duplicate", user != null);
 	}
diff --git a/src/main/webapp/WEB-INF/jsp/fims/user/user-info.jsp b/src/main/webapp/WEB-INF/jsp/fims/user/user-info.jsp
index e0954ef5..8827e17f 100644
--- a/src/main/webapp/WEB-INF/jsp/fims/user/user-info.jsp
+++ b/src/main/webapp/WEB-INF/jsp/fims/user/user-info.jsp
@@ -327,7 +327,7 @@ $("#btnDuplicate").on("click", function(){
 		url : wctx.url("/duplicate.do"),
 		data : { 
 			account : $("#user-form").find("[name='account']").val(),
-			institute : $("#user-form").find("[name='institute']").val()
+			sggCd : $("#user-form").find("[name='orgID']").val()
 		},
 		success : resp => {
 			if(resp.duplicate){