diff --git a/templates/shared/issue_dependency.tmpl b/templates/shared/issue_dependency.tmpl
index 3eef63dd79..df57f83881 100644
--- a/templates/shared/issue_dependency.tmpl
+++ b/templates/shared/issue_dependency.tmpl
@@ -2,7 +2,7 @@
 	<div class="flex-text-inline">
 		{{ctx.Locale.Tr .TitleKey}}
 		{{range $i, $dependency := .Dependencies}}
-			{{if gt $i 0}}<span class="gt-ml--2">, </span>{{end}}
+			{{if gt $i 0}}<span class="-tw-ml-1">, </span>{{end}}
 			{{template "shared/issue_link" $dependency.Issue}}
 		{{end}}
 	</div>
diff --git a/templates/shared/issue_link.tmpl b/templates/shared/issue_link.tmpl
index 01e333a8f1..b3f7528a1f 100644
--- a/templates/shared/issue_link.tmpl
+++ b/templates/shared/issue_link.tmpl
@@ -1 +1 @@
-<a href="{{.Link}}" class="{{if .IsClosed}}gt-line-through {{end}}gt-ml-2 ref-issue">#{{.Index}}</a>
+<a href="{{.Link}}" class="{{if .IsClosed}}tw-line-through {{end}}gt-ml-2 ref-issue">#{{.Index}}</a>
diff --git a/web_src/css/helpers.css b/web_src/css/helpers.css
index ebe2e80b0a..dad0f9b127 100644
--- a/web_src/css/helpers.css
+++ b/web_src/css/helpers.css
@@ -49,7 +49,6 @@ Gitea's private styles use `g-` prefix.
 /* below class names match Tailwind CSS */
 .gt-object-contain { object-fit: contain !important; }
 .gt-no-underline { text-decoration-line: none !important; }
-.gt-line-through { text-decoration-line: line-through !important; }
 .gt-normal-case { text-transform: none !important; }
 .gt-italic { font-style: italic !important; }
 
@@ -103,7 +102,6 @@ Gitea's private styles use `g-` prefix.
 .gt-m-4 { margin: 1rem !important; }
 .gt-m-5 { margin: 2rem !important; }
 
-.gt-ml--2 { margin-left: -.25rem !important; }
 .gt-ml-0 { margin-left: 0 !important; }
 .gt-ml-1 { margin-left: .125rem !important; }
 .gt-ml-2 { margin-left: .25rem !important; }