diff --git a/config.go b/config.go
index ad3a2ef..ce1ee59 100644
--- a/config.go
+++ b/config.go
@@ -20,11 +20,17 @@ func loadConfig(path string) (*Config, error) {
 		return nil, err
 	}
 
+	config.WorkingDirectory = filepath.ToSlash(config.WorkingDirectory)
+
+	if len(config.WorkingDirectory) > 0 && string(config.WorkingDirectory[len(config.WorkingDirectory)-1]) != "/" {
+		config.WorkingDirectory += "/"
+	}
+
 	workingDirectory, err := filepath.Abs(config.WorkingDirectory)
 	if err != nil {
 		return nil, err
 	}
-	config.WorkingDirectory = workingDirectory
+	config.WorkingDirectory = filepath.ToSlash(workingDirectory)
 
 	return &config, nil
 }
diff --git a/handlers.go b/handlers.go
index 9d111ad..ae405be 100644
--- a/handlers.go
+++ b/handlers.go
@@ -15,7 +15,12 @@ func getResponse(path string) ([]Item, error) {
 	}
 
 	for i := range fileNames {
-		fileNames[i] = strings.TrimPrefix(filepath.ToSlash(fileNames[i]), filepath.ToSlash(config.WorkingDirectory))[1:] // TODO: check is first slash properly removed
+		prefix := config.WorkingDirectory
+		if string(prefix[len(prefix)-1]) == "/" {
+			prefix = prefix[:len(prefix)-1]
+		}
+
+		fileNames[i] = strings.TrimPrefix(filepath.ToSlash(fileNames[i]), prefix)[1:] // TODO: check is first slash properly removed
 	}
 
 	items := make([]Item, 0)