diff --git a/baremaps-core/src/main/java/org/apache/baremaps/config/ConfigReader.java b/baremaps-core/src/main/java/org/apache/baremaps/config/ConfigReader.java
index 8c08a2569..772220f1e 100644
--- a/baremaps-core/src/main/java/org/apache/baremaps/config/ConfigReader.java
+++ b/baremaps-core/src/main/java/org/apache/baremaps/config/ConfigReader.java
@@ -44,7 +44,7 @@ private String eval(Path path) throws IOException {
       var script = String.format("""
           import config from '%s';
           export default JSON.stringify(config);
-          """, path.toAbsolutePath());
+          """, path.toUri());
       var source = Source.newBuilder("js", new StringReader(script), "script.js")
           .mimeType("application/javascript+module").build();
       var value = context.eval(source);