diff --git a/app/templates/packages/release_new.html b/app/templates/packages/release_new.html
index 7c2570d..9392ff6 100644
--- a/app/templates/packages/release_new.html
+++ b/app/templates/packages/release_new.html
@@ -17,7 +17,7 @@
 			{{ render_field(form.vcsLabel, class_="mt-3") }}
 		{% endif %}
 
-		{{ render_field(form.fileUpload, fieldclass="form-control-file", class_="mt-3") }}
+		{{ render_field(form.fileUpload, fieldclass="form-control-file", class_="mt-3", accept=".zip") }}
 
 		<div class="row">
 			{{ render_field(form.min_rel, class_="col-sm-6") }}
diff --git a/app/templates/packages/screenshot_new.html b/app/templates/packages/screenshot_new.html
index 66752ed..7d6d585 100644
--- a/app/templates/packages/screenshot_new.html
+++ b/app/templates/packages/screenshot_new.html
@@ -10,7 +10,7 @@
 		{{ form.hidden_tag() }}
 
 		{{ render_field(form.title) }}
-		{{ render_field(form.fileUpload, fieldclass="form-control-file") }}
+		{{ render_field(form.fileUpload, fieldclass="form-control-file", accept="image/png,image/jpeg") }}
 		{{ render_submit_field(form.submit) }}
 	</form>
 {% endblock %}