diff --git a/Musoq.Schema/Attributes/EntityPropertyAttribute.cs b/Musoq.Schema/Attributes/EntityPropertyAttribute.cs
index bcfd29ba..6a99f464 100644
--- a/Musoq.Schema/Attributes/EntityPropertyAttribute.cs
+++ b/Musoq.Schema/Attributes/EntityPropertyAttribute.cs
@@ -2,6 +2,4 @@
 
 namespace Musoq.Schema.Attributes;
 
-public class EntityPropertyAttribute : Attribute
-{
-}
\ No newline at end of file
+public class EntityPropertyAttribute : Attribute;
\ No newline at end of file
diff --git a/Musoq.Schema/Attributes/PluginSchemasAttribute.cs b/Musoq.Schema/Attributes/PluginSchemasAttribute.cs
new file mode 100644
index 00000000..691ec19d
--- /dev/null
+++ b/Musoq.Schema/Attributes/PluginSchemasAttribute.cs
@@ -0,0 +1,24 @@
+using System;
+
+namespace Musoq.Schema.Attributes;
+
+/// <summary>
+/// Attribute to mark available schemas within the plugin
+/// </summary>
+[AttributeUsage(AttributeTargets.Assembly)]
+public class PluginSchemasAttribute : Attribute
+{
+    /// <summary>
+    /// Schemas names.
+    /// </summary>
+    public string[] Schemas { get; }
+
+    /// <summary>
+    /// Constructor.
+    /// </summary>
+    /// <param name="schemas">Schemas names.</param>
+    public PluginSchemasAttribute(params string[] schemas)
+    {
+        Schemas = schemas;
+    }
+}
\ No newline at end of file
diff --git a/Musoq.Schema/Musoq.Schema.csproj b/Musoq.Schema/Musoq.Schema.csproj
index d9bcb317..eb4d6f55 100644
--- a/Musoq.Schema/Musoq.Schema.csproj
+++ b/Musoq.Schema/Musoq.Schema.csproj
@@ -3,7 +3,7 @@
   <PropertyGroup>
     <TargetFramework>net8.0</TargetFramework>
     <GeneratePackageOnBuild>true</GeneratePackageOnBuild>
-    <Version>7.3.0-rc2</Version>
+    <Version>7.3.0-rc3</Version>
     <Authors>Jakub Puchała</Authors>
     <Product>Musoq</Product>
     <PackageProjectUrl>https://github.com/Puchaczov/Musoq</PackageProjectUrl>