diff --git a/templates/org/settings/options.tmpl b/templates/org/settings/options.tmpl
index 1caa4210e62ca..56ad5fa89695c 100644
--- a/templates/org/settings/options.tmpl
+++ b/templates/org/settings/options.tmpl
@@ -91,7 +91,7 @@
 						{{.CsrfTokenHtml}}
 						<div class="inline field">
 							<label for="avatar">{{.locale.Tr "settings.choose_new_avatar"}}</label>
-							<input name="avatar" type="file" >
+							<input name="avatar" type="file" accept="image/png,image/jpeg,image/gif,image/webp">
 						</div>
 
 						<div class="field">
diff --git a/templates/repo/settings/options.tmpl b/templates/repo/settings/options.tmpl
index 1aaf58ee91ca5..81c1e4759e8d5 100644
--- a/templates/repo/settings/options.tmpl
+++ b/templates/repo/settings/options.tmpl
@@ -60,7 +60,7 @@
 				{{.CsrfTokenHtml}}
 				<div class="inline field">
 					<label for="avatar">{{.locale.Tr "settings.choose_new_avatar"}}</label>
-					<input name="avatar" type="file" >
+					<input name="avatar" type="file" accept="image/png,image/jpeg,image/gif,image/webp">
 				</div>
 
 				<div class="field">
diff --git a/templates/user/settings/profile.tmpl b/templates/user/settings/profile.tmpl
index e64f4c7efac50..7ef9a955a7dfa 100644
--- a/templates/user/settings/profile.tmpl
+++ b/templates/user/settings/profile.tmpl
@@ -123,7 +123,7 @@
 
 				<div class="inline field">
 					<label for="avatar">{{.locale.Tr "settings.choose_new_avatar"}}</label>
-					<input name="avatar" type="file" >
+					<input name="avatar" type="file" accept="image/png,image/jpeg,image/gif,image/webp">
 				</div>
 
 				<div class="field">