diff --git a/templates/base/head_navbar.tmpl b/templates/base/head_navbar.tmpl
index 9d63bcab5..95fff82c3 100755
--- a/templates/base/head_navbar.tmpl
+++ b/templates/base/head_navbar.tmpl
@@ -216,11 +216,11 @@
 				</a>
 			{{end}}
 			{{if .IsCourse}}
-				<a class="item{{if .PageIsSignIn}} active{{end}}" rel="nofollow" href="/user/login?course=true" target="_blank">
+				<a class="item{{if .PageIsSignIn}} active{{end}}" rel="nofollow" href="https://git.openi.org.cn/user/login?course=true" target="_blank">
 					{{svg "octicon-sign-in" 16}} {{.i18n.Tr "sign_in"}}
 				</a>
 			{{else}}
-				<a class="item{{if .PageIsSignIn}} active{{end}}" rel="nofollow" href="/user/login">
+				<a class="item{{if .PageIsSignIn}} active{{end}}" rel="nofollow" href="{{AppSubUrl}}/user/login">
 					{{svg "octicon-sign-in" 16}} {{.i18n.Tr "sign_in"}}
 				</a>
 			{{end}}
diff --git a/templates/org/home_courses.tmpl b/templates/org/home_courses.tmpl
index bd5f0f24e..771b0169b 100644
--- a/templates/org/home_courses.tmpl
+++ b/templates/org/home_courses.tmpl
@@ -136,8 +136,7 @@
 					
 						<div class="ui sixteen wide mobile six wide tablet four wide computer column">
 							<div class=" ui bottom attached segment text center noborder  text center" > 
-								
-									<a style="width: 80%;" class="ui green button bpadding" href="https://git.openi.org.cn/course/create" target="_blank"><i class="ri-folder-add-line" style="vertical-align: middle;"></i> &nbsp;{{.i18n.Tr "org.release_course"}} </a>
+								<a style="width: 80%;" class="ui green button bpadding" href="https://git.openi.org.cn/course/create" target="_blank"><i class="ri-folder-add-line" style="vertical-align: middle;"></i> &nbsp;{{.i18n.Tr "org.release_course"}} </a>
 							</div>
 						</div>
 					</div>
@@ -206,7 +205,7 @@
 									{{if .IsSigned}}
 										<a class="ui blue basic button" onclick="jion_course_team()" style="width: 80%;"> <i class="ri-user-add-line"></i> {{.i18n.Tr "org.teams.join_teams"}}</a>							
 									{{else}}
-										<a class="ui blue basic button" href="{{AppSubUrl}}/user/login" style="width: 80%;"> <i class="ri-user-add-line"></i> {{.i18n.Tr "org.teams.join_teams"}}</a>							
+										<a class="ui blue basic button" href="https://git.openi.org.cn/user/login" style="width: 80%;" target="_blank"> <i class="ri-user-add-line"></i> {{.i18n.Tr "org.teams.join_teams"}}</a>							
 									{{end}}
 								</div>
 							</div>
diff --git a/templates/user/auth/signin_inner.tmpl b/templates/user/auth/signin_inner.tmpl
index a827bde9e..bdcd6a5c6 100644
--- a/templates/user/auth/signin_inner.tmpl
+++ b/templates/user/auth/signin_inner.tmpl
@@ -29,7 +29,11 @@
 
 				<div class="ui grid">
                     <div class="column">
-						<form class="ui form" action="{{.SignInLink}}" method="post">
+						{{if .IsCourse}}
+							<form class="ui form" action="{{.SignInLink}}?course=true" method="post">
+						{{else}}
+							<form class="ui form" action="{{.SignInLink}}" method="post">
+						{{end}}
 						{{.CsrfTokenHtml}}
 						<div class="field">
 							<div class="ui left icon input {{if and (.Err_UserName) (or (not .LinkAccountMode) (and .LinkAccountMode .LinkAccountModeSignIn))}}error{{end}}">