diff --git a/Chickensoft.Serialization.Tests/Chickensoft.Serialization.Tests.csproj b/Chickensoft.Serialization.Tests/Chickensoft.Serialization.Tests.csproj
index 40b1b1f..1a66349 100644
--- a/Chickensoft.Serialization.Tests/Chickensoft.Serialization.Tests.csproj
+++ b/Chickensoft.Serialization.Tests/Chickensoft.Serialization.Tests.csproj
@@ -42,7 +42,7 @@
   <ItemGroup>
     <ProjectReference Include="../Chickensoft.Serialization/Chickensoft.Serialization.csproj" />
 
-    <PackageReference Include="Chickensoft.Introspection" Version="1.4.0" />
-    <PackageReference Include="Chickensoft.Introspection.Generator" Version="1.4.0" PrivateAssets="all" OutputItemType="analyzer" />
+    <PackageReference Include="Chickensoft.Introspection" Version="1.5.0" />
+    <PackageReference Include="Chickensoft.Introspection.Generator" Version="1.5.0" PrivateAssets="all" OutputItemType="analyzer" />
   </ItemGroup>
 </Project>
diff --git a/Chickensoft.Serialization.Tests/test/fixtures/ChickenModels.cs b/Chickensoft.Serialization.Tests/test/fixtures/ChickenModels.cs
index 5819a6a..402ecf3 100644
--- a/Chickensoft.Serialization.Tests/test/fixtures/ChickenModels.cs
+++ b/Chickensoft.Serialization.Tests/test/fixtures/ChickenModels.cs
@@ -15,6 +15,9 @@ public partial record Person {
 
   // Shouldn't be saved since no [Save] attribute is present.
   public bool Valid { get; set; } = true;
+
+  // Shouldn't even be attempted to be saved since it cannot be read.
+  public string Strength { set { } }
 }
 
 public enum PetType {
diff --git a/Chickensoft.Serialization/Chickensoft.Serialization.csproj b/Chickensoft.Serialization/Chickensoft.Serialization.csproj
index 503241f..e50d34e 100644
--- a/Chickensoft.Serialization/Chickensoft.Serialization.csproj
+++ b/Chickensoft.Serialization/Chickensoft.Serialization.csproj
@@ -52,7 +52,7 @@
     </PackageReference>
     <PackageReference Include="Chickensoft.Collections" Version="1.8.4" />
     <PackageReference Include="System.Text.Json" Version="8.0.4" />
-    <PackageReference Include="Chickensoft.Introspection" Version="1.4.0" />
+    <PackageReference Include="Chickensoft.Introspection" Version="1.5.0" />
     <PackageReference Include="PolyKit" Version="3.0.9" />
   </ItemGroup>
 </Project>
diff --git a/Chickensoft.Serialization/src/SerializableTypeConverter.cs b/Chickensoft.Serialization/src/SerializableTypeConverter.cs
index e8b6d5e..b0137ae 100644
--- a/Chickensoft.Serialization/src/SerializableTypeConverter.cs
+++ b/Chickensoft.Serialization/src/SerializableTypeConverter.cs
@@ -232,6 +232,11 @@ metadata is not IConcreteIntrospectiveTypeMetadata concreteMetadata
     var properties = Graph.GetProperties(type);
 
     foreach (var property in properties) {
+      if (property.Getter is not { } getter) {
+        // Property cannot be read, only set.
+        continue;
+      }
+
       if (GetPropertyId(property) is not { } propertyId) {
         // Only write properties marked with the [Save] attribute.
         continue;
@@ -246,7 +251,7 @@ metadata is not IConcreteIntrospectiveTypeMetadata concreteMetadata
         options
       );
 
-      var propertyValue = property.Getter(value);
+      var propertyValue = getter(value);
       var valueType = propertyValue?.GetType();
       var propertyType = property.GenericType.ClosedType;