diff --git a/Directory.Build.props b/Directory.Build.props
index 4beb1e305..effe7a3ee 100644
--- a/Directory.Build.props
+++ b/Directory.Build.props
@@ -35,7 +35,7 @@
     <Nullable>enable</Nullable>
     <EnableNETAnalyzers>true</EnableNETAnalyzers>
     <EnforceCodeStyleInBuild>true</EnforceCodeStyleInBuild>
-    <LangVersion>14</LangVersion>
+    <LangVersion>13</LangVersion>
     <TreatWarningsAsErrors>true</TreatWarningsAsErrors>
   </PropertyGroup>
 
@@ -81,7 +81,7 @@
   <PropertyGroup Label="Common dependency versions">
     <MicrosoftIdentityModelVersion Condition="'$(MicrosoftIdentityModelVersion)' == ''">8.15.0</MicrosoftIdentityModelVersion>
     <MicrosoftIdentityClientVersion Condition="'$(MicrosoftIdentityClientVersion)' == ''">4.83.1</MicrosoftIdentityClientVersion>
-    <MicrosoftIdentityAbstractionsVersion Condition="'$(MicrosoftIdentityAbstractionsVersion)' == ''">11.2.0</MicrosoftIdentityAbstractionsVersion>
+    <MicrosoftIdentityAbstractionsVersion Condition="'$(MicrosoftIdentityAbstractionsVersion)' == ''">12.0.0</MicrosoftIdentityAbstractionsVersion>
     <FxCopAnalyzersVersion>3.3.0</FxCopAnalyzersVersion>
     <SystemTextEncodingsWebVersion>4.7.2</SystemTextEncodingsWebVersion>
     <AzureSecurityKeyVaultSecretsVersion>4.6.0</AzureSecurityKeyVaultSecretsVersion>
diff --git a/src/Microsoft.Identity.Web.Certificate/CertificateDescription.cs b/src/Microsoft.Identity.Web.Certificate/CertificateDescription.cs
index 152147936..c9d844b0e 100644
--- a/src/Microsoft.Identity.Web.Certificate/CertificateDescription.cs
+++ b/src/Microsoft.Identity.Web.Certificate/CertificateDescription.cs
@@ -184,19 +184,12 @@ public static CertificateDescription FromStoreWithSubjectName(
         /// <summary>
         /// <inheritdoc/>.
         /// </summary>
-#if NET10_0_OR_GREATER
-        public X509Certificate2? Certificate
-        {
-            get { return base.GetCertificateInternal(); }
-            protected internal set { base.SetCertificateInternal(value); }
-        }
-#else
         public new X509Certificate2? Certificate
         {
             get { return base.Certificate; }
             protected internal set { base.Certificate = value; }
         }
-#endif        
+    
         /// <summary>
         /// <inheritdoc/>.
         /// </summary>