diff --git a/src/main/kotlin/net/volcanomobile/weservsdk/Weserv.kt b/src/main/kotlin/net/volcanomobile/weservsdk/Weserv.kt
index 0961c68..b231efd 100644
--- a/src/main/kotlin/net/volcanomobile/weservsdk/Weserv.kt
+++ b/src/main/kotlin/net/volcanomobile/weservsdk/Weserv.kt
@@ -13,10 +13,7 @@ data class Weserv internal constructor(
     val crop: Crop?
 )
 
-fun weserv(lambda: WeservBuilder.() -> Unit) =
-    WeservBuilder().apply(lambda).build()
-
-fun Weserv.buildUrl() =
+private fun Weserv.buildUrl() =
     StringBuilder(BASE_URL).apply {
 
         append(URLEncoder.encode(url, "UTF-8"))
@@ -33,4 +30,9 @@ fun Weserv.buildUrl() =
         if (crop != null)
             append(crop.toQueryString())
 
-    }.toString()
\ No newline at end of file
+    }.toString()
+
+
+// DSL public entry point
+fun weserv(lambda: WeservBuilder.() -> Unit) =
+    WeservBuilder().apply(lambda).build().buildUrl()
\ No newline at end of file