diff --git a/types/leaflet/index.d.ts b/types/leaflet/index.d.ts
index dc11895dc5..a5a0cf112c 100644
--- a/types/leaflet/index.d.ts
+++ b/types/leaflet/index.d.ts
@@ -761,7 +761,7 @@ declare namespace L {
         /**
          * Sets the given path options to each layer of the group that has a setStyle method.
          */
-        setStyle(style: PathOptions): this;
+        setStyle(style: StyleFunction): this;
 
         /**
          * Brings the layer group to the top of all other layers