diff --git a/YantraJS.Core/Core/JSValue.cs b/YantraJS.Core/Core/JSValue.cs
index ff0746d7..e297b5ca 100644
--- a/YantraJS.Core/Core/JSValue.cs
+++ b/YantraJS.Core/Core/JSValue.cs
@@ -122,7 +122,7 @@ public virtual int Length {
 
         public abstract JSValue TypeOf();
 
-        public virtual int IntValue => (int)(uint)this.DoubleValue;
+        public virtual int IntValue => (int)((long)this.DoubleValue << 32) >> 32;
 
         /// <summary>
         /// Integer value restricts value within int.MaxValue and
diff --git a/YantraJS.Core/Core/Number/JSNumber.cs b/YantraJS.Core/Core/Number/JSNumber.cs
index 30001be0..cd41e373 100644
--- a/YantraJS.Core/Core/Number/JSNumber.cs
+++ b/YantraJS.Core/Core/Number/JSNumber.cs
@@ -118,7 +118,7 @@ public JSNumber(double value) : base()
             this.value = value;
         }
 
-        public override int IntValue => (int)(uint)value;
+        public override int IntValue => (int)(((long)value << 32) >> 32);
 
         public override double DoubleValue => value;
 
diff --git a/YantraJS/YantraJS.csproj b/YantraJS/YantraJS.csproj
index 6588f1d3..a32d4242 100644
--- a/YantraJS/YantraJS.csproj
+++ b/YantraJS/YantraJS.csproj
@@ -2,7 +2,7 @@
 
   <PropertyGroup>
     <OutputType>Exe</OutputType>
-    <TargetFramework>net6</TargetFramework>
+    <TargetFramework>net9.0</TargetFramework>
     <AssemblyName>YantraJS</AssemblyName>
     <PackageId>YantraJS</PackageId>
     <PackageTags>yantra,yantrajs,javascript,c#,standard,core,framework,.net</PackageTags>