diff --git a/src/EmbeddedResource.cs b/src/EmbeddedResource.cs
index 3eb1809f..d2627204 100644
--- a/src/EmbeddedResource.cs
+++ b/src/EmbeddedResource.cs
@@ -5,7 +5,7 @@
 
 static class EmbeddedResource
 {
-    static readonly string baseDir = Path.GetDirectoryName(Assembly.GetExecutingAssembly().Location)!;
+    static readonly string baseDir = Path.GetDirectoryName(Assembly.GetExecutingAssembly().Location) ?? "";
 
     public static string GetContent(string relativePath)
     {
@@ -31,8 +31,8 @@ public static Stream GetStream(string relativePath)
         var baseName = Assembly.GetExecutingAssembly().GetName().Name;
         var resourceName = relativePath
             .TrimStart('.')
-            .Replace(Path.DirectorySeparatorChar, '.')
-            .Replace(Path.AltDirectorySeparatorChar, '.');
+            .Replace('/', '.')
+            .Replace('\\', '.');
 
         var manifestResourceName = Assembly.GetExecutingAssembly()
             .GetManifestResourceNames().FirstOrDefault(x => x.EndsWith(resourceName));