diff --git a/backend/internal/utils/file_util.go b/backend/internal/utils/file_util.go
index 94221de1..0fa322dc 100644
--- a/backend/internal/utils/file_util.go
+++ b/backend/internal/utils/file_util.go
@@ -30,6 +30,8 @@ func GetImageMimeType(ext string) string {
 		return "image/svg+xml"
 	case "ico":
 		return "image/x-icon"
+	case "gif":
+		return "image/gif"
 	default:
 		return ""
 	}
diff --git a/frontend/src/routes/settings/admin/application-configuration/application-image.svelte b/frontend/src/routes/settings/admin/application-configuration/application-image.svelte
index a6e11ddc..4d5f2f63 100644
--- a/frontend/src/routes/settings/admin/application-configuration/application-image.svelte
+++ b/frontend/src/routes/settings/admin/application-configuration/application-image.svelte
@@ -11,7 +11,7 @@
 		label,
 		image = $bindable(),
 		imageURL,
-		accept = 'image/png, image/jpeg, image/svg+xml',
+		accept = 'image/png, image/jpeg, image/svg+xml, image/gif',
 		forceColorScheme,
 		...restProps
 	}: HTMLAttributes<HTMLDivElement> & {