diff --git a/templates/repo/issue/filter_actions.tmpl b/templates/repo/issue/filter_actions.tmpl
index 58b1ef8ecd..60237f225d 100644
--- a/templates/repo/issue/filter_actions.tmpl
+++ b/templates/repo/issue/filter_actions.tmpl
@@ -85,7 +85,7 @@
 					</div>
 					{{range .OpenProjects}}
 						<div class="item issue-action" data-element-id="{{.ID}}" data-url="{{$.RepoLink}}/issues/projects">
-							{{svg .IconName 18 "tw-mr-2"}}{{.Title}}
+							{{svg .IconName 16 "tw-mr-2"}}{{.Title}}
 						</div>
 					{{end}}
 				{{end}}
@@ -96,7 +96,7 @@
 					</div>
 					{{range .ClosedProjects}}
 						<div class="item issue-action" data-element-id="{{.ID}}" data-url="{{$.RepoLink}}/issues/projects">
-							{{svg .IconName 18 "tw-mr-2"}}{{.Title}}
+							{{svg .IconName 16 "tw-mr-2"}}{{.Title}}
 						</div>
 					{{end}}
 				{{end}}
diff --git a/templates/repo/issue/filter_list.tmpl b/templates/repo/issue/filter_list.tmpl
index f59c6d67ce..ae50ac4c46 100644
--- a/templates/repo/issue/filter_list.tmpl
+++ b/templates/repo/issue/filter_list.tmpl
@@ -60,7 +60,7 @@
 			</div>
 			{{range .OpenProjects}}
 				<a rel="nofollow" class="{{if $.ProjectID}}{{if eq $.ProjectID .ID}}active selected{{end}}{{end}} item tw-flex" href="?q={{$.Keyword}}&type={{$.ViewType}}&sort={{$.SortType}}&state={{$.State}}&labels={{$.SelectLabels}}&milestone={{$.MilestoneID}}&project={{.ID}}&assignee={{$.AssigneeID}}&poster={{$.PosterID}}{{if $.ShowArchivedLabels}}&archived=true{{end}}">
-					{{svg .IconName 18 "tw-mr-2 tw-shrink-0"}}<span class="gt-ellipsis">{{.Title}}</span>
+					{{svg .IconName 16 "tw-mr-2 tw-shrink-0"}}<span class="gt-ellipsis">{{.Title}}</span>
 				</a>
 			{{end}}
 		{{end}}
@@ -71,7 +71,7 @@
 			</div>
 			{{range .ClosedProjects}}
 				<a rel="nofollow" class="{{if $.ProjectID}}{{if eq $.ProjectID .ID}}active selected{{end}}{{end}} item" href="?q={{$.Keyword}}&type={{$.ViewType}}&sort={{$.SortType}}&state={{$.State}}&labels={{$.SelectLabels}}&milestone={{$.MilestoneID}}&project={{.ID}}&assignee={{$.AssigneeID}}&poster={{$.PosterID}}{{if $.ShowArchivedLabels}}&archived=true{{end}}">
-					{{svg .IconName 18 "tw-mr-2"}}{{.Title}}
+					{{svg .IconName 16 "tw-mr-2"}}{{.Title}}
 				</a>
 			{{end}}
 		{{end}}
diff --git a/templates/repo/issue/new_form.tmpl b/templates/repo/issue/new_form.tmpl
index c2cf4ee7a7..2c7807206e 100644
--- a/templates/repo/issue/new_form.tmpl
+++ b/templates/repo/issue/new_form.tmpl
@@ -110,7 +110,7 @@
 						</div>
 						{{range .OpenProjects}}
 							<a class="item muted sidebar-item-link" data-id="{{.ID}}" data-href="{{.Link ctx}}">
-								{{svg .IconName 18 "tw-mr-2"}}{{.Title}}
+								{{svg .IconName 16 "tw-mr-2"}}{{.Title}}
 							</a>
 						{{end}}
 					{{end}}
@@ -121,7 +121,7 @@
 						</div>
 						{{range .ClosedProjects}}
 							<a class="item muted sidebar-item-link" data-id="{{.ID}}" data-href="{{.Link ctx}}">
-								{{svg .IconName 18 "tw-mr-2"}}{{.Title}}
+								{{svg .IconName 16 "tw-mr-2"}}{{.Title}}
 							</a>
 						{{end}}
 					{{end}}
@@ -133,7 +133,7 @@
 			<div class="selected">
 				{{if .Project}}
 					<a class="item muted sidebar-item-link" href="{{.Project.Link ctx}}">
-						{{svg .Project.IconName 18 "tw-mr-2"}}{{.Project.Title}}
+						{{svg .Project.IconName 16 "tw-mr-2"}}{{.Project.Title}}
 					</a>
 				{{end}}
 			</div>
diff --git a/templates/repo/issue/view_content/sidebar/projects.tmpl b/templates/repo/issue/view_content/sidebar/projects.tmpl
index 91d75f3bd9..3fd58b3340 100644
--- a/templates/repo/issue/view_content/sidebar/projects.tmpl
+++ b/templates/repo/issue/view_content/sidebar/projects.tmpl
@@ -25,7 +25,7 @@
 			</div>
 			{{range .OpenProjects}}
 				<a class="item muted sidebar-item-link" data-id="{{.ID}}" data-href="{{.Link ctx}}">
-					{{svg .IconName 18 "tw-mr-2"}}{{.Title}}
+					{{svg .IconName 16 "tw-mr-2"}}{{.Title}}
 				</a>
 			{{end}}
 		{{end}}
@@ -36,7 +36,7 @@
 			</div>
 			{{range .ClosedProjects}}
 				<a class="item muted sidebar-item-link" data-id="{{.ID}}" data-href="{{.Link ctx}}">
-					{{svg .IconName 18 "tw-mr-2"}}{{.Title}}
+					{{svg .IconName 16 "tw-mr-2"}}{{.Title}}
 				</a>
 			{{end}}
 		{{end}}
@@ -47,7 +47,7 @@
 	<div class="selected">
 		{{if .Issue.Project}}
 			<a class="item muted sidebar-item-link" href="{{.Issue.Project.Link ctx}}">
-				{{svg .Issue.Project.IconName 18 "tw-mr-2"}}{{.Issue.Project.Title}}
+				{{svg .Issue.Project.IconName 16 "tw-mr-2"}}{{.Issue.Project.Title}}
 			</a>
 		{{end}}
 	</div>