diff --git a/NodeBindGenerator.cs b/NodeBindGenerator.cs
index 59e4be1..bbc7bf9 100644
--- a/NodeBindGenerator.cs
+++ b/NodeBindGenerator.cs
@@ -1,3 +1,4 @@
+#nullable enable
 using System.Collections.Generic;
 using System.Collections.Immutable;
 using System.Linq;
diff --git a/NodePropBindGenerator.cs b/NodePropBindGenerator.cs
index 976fecd..86f0f29 100644
--- a/NodePropBindGenerator.cs
+++ b/NodePropBindGenerator.cs
@@ -1,3 +1,4 @@
+#nullable enable
 using System.Collections.Generic;
 using System.Collections.Immutable;
 using System.Linq;
@@ -29,7 +30,6 @@ public class NodePropBindGenerator : IIncrementalGenerator
                                                    }
                                                }
                                                """;
-
     public void Initialize(IncrementalGeneratorInitializationContext context)
     {
         context.RegisterPostInitializationOutput(ctx => ctx.AddSource(
@@ -108,8 +108,8 @@ public class NodePropBindGenerator : IIncrementalGenerator
 
                     if (attributeData is null) continue;
 
-                    var nodeProp = attributeData.ConstructorArguments[0].Value as string;
-                    var godotProp = attributeData.ConstructorArguments[1].Value as string;
+                    var nodeProp = attributeData.ConstructorArguments[0].Value!.ToString();
+                    var godotProp = attributeData.ConstructorArguments[1].Value!.ToString();
 
                     var memberDefinition = new MemberDefinition(fieldSymbol.Type.Name, fieldSymbol.Name, nodeProp, godotProp);
                     classDefinition.MemberDefinitions.Add(memberDefinition);
diff --git a/ResourceGenerator.cs b/ResourceGenerator.cs
index be0799e..e6f1100 100644
--- a/ResourceGenerator.cs
+++ b/ResourceGenerator.cs
@@ -1,3 +1,4 @@
+#nullable enable
 using System.Collections.Generic;
 using System.Collections.Immutable;
 using System.IO;