diff --git a/builds/msvc/vs2026/libbitcoin-node-test/libbitcoin-node-test.vcxproj b/builds/msvc/vs2026/libbitcoin-node-test/libbitcoin-node-test.vcxproj
index f6088c2c..aa83f3bf 100644
--- a/builds/msvc/vs2026/libbitcoin-node-test/libbitcoin-node-test.vcxproj
+++ b/builds/msvc/vs2026/libbitcoin-node-test/libbitcoin-node-test.vcxproj
@@ -162,7 +162,7 @@
     <Import Project="$(NuGetPackageRoot)libbitcoin-boost_unit_test_framework-vc145.1.91.0\build\libbitcoin-boost_unit_test_framework-vc145.targets" Condition="Exists('$(NuGetPackageRoot)libbitcoin-boost_unit_test_framework-vc145.1.91.0\build\libbitcoin-boost_unit_test_framework-vc145.targets')" />
     <Import Project="$(NuGetPackageRoot)libbitcoin-boost_url-vc145.1.91.0\build\libbitcoin-boost_url-vc145.targets" Condition="Exists('$(NuGetPackageRoot)libbitcoin-boost_url-vc145.1.91.0\build\libbitcoin-boost_url-vc145.targets')" />
     <Import Project="$(NuGetPackageRoot)secp256k1_vc145.0.8.0\build\native\secp256k1_vc145.targets" Condition="Exists('$(NuGetPackageRoot)secp256k1_vc145.0.8.0\build\native\secp256k1_vc145.targets')" />
-    <Import Project="$(NuGetPackageRoot)UltrafastSecp256k1-vc145.4.5.0.0\build\native\UltrafastSecp256k1-vc145.targets" Condition="Exists('$(NuGetPackageRoot)UltrafastSecp256k1-vc145.4.5.0.0\build\native\UltrafastSecp256k1-vc145.targets')" />
+    <Import Project="$(NuGetPackageRoot)UltrafastSecp256k1-vc145.4.5.0.3\build\native\UltrafastSecp256k1-vc145.targets" Condition="Exists('$(NuGetPackageRoot)UltrafastSecp256k1-vc145.4.5.0.3\build\native\UltrafastSecp256k1-vc145.targets')" />
   </ImportGroup>
   <Target Name="EnsureNuGetPackageBuildImports" BeforeTargets="PrepareForBuild">
     <PropertyGroup>
@@ -178,7 +178,7 @@
     <Error Condition="!Exists('$(NuGetPackageRoot)libbitcoin-boost_unit_test_framework-vc145.1.91.0\build\libbitcoin-boost_unit_test_framework-vc145.targets')" Text="$([System.String]::Format('$(ErrorText)', '$(NuGetPackageRoot)libbitcoin-boost_unit_test_framework-vc145.1.91.0\build\libbitcoin-boost_unit_test_framework-vc145.targets'))" />
     <Error Condition="!Exists('$(NuGetPackageRoot)libbitcoin-boost_url-vc145.1.91.0\build\libbitcoin-boost_url-vc145.targets')" Text="$([System.String]::Format('$(ErrorText)', '$(NuGetPackageRoot)libbitcoin-boost_url-vc145.1.91.0\build\libbitcoin-boost_url-vc145.targets'))" />
     <Error Condition="!Exists('$(NuGetPackageRoot)secp256k1_vc145.0.8.0\build\native\secp256k1_vc145.targets')" Text="$([System.String]::Format('$(ErrorText)', '$(NuGetPackageRoot)secp256k1_vc145.0.8.0\build\native\secp256k1_vc145.targets'))" />
-    <Error Condition="!Exists('$(NuGetPackageRoot)UltrafastSecp256k1-vc145.4.5.0.0\build\native\UltrafastSecp256k1-vc145.targets')" Text="$([System.String]::Format('$(ErrorText)', '$(NuGetPackageRoot)UltrafastSecp256k1-vc145.4.5.0.0\build\native\UltrafastSecp256k1-vc145.targets'))" />
+    <Error Condition="!Exists('$(NuGetPackageRoot)UltrafastSecp256k1-vc145.4.5.0.3\build\native\UltrafastSecp256k1-vc145.targets')" Text="$([System.String]::Format('$(ErrorText)', '$(NuGetPackageRoot)UltrafastSecp256k1-vc145.4.5.0.3\build\native\UltrafastSecp256k1-vc145.targets'))" />
   </Target>
   <ItemGroup>
     <ProjectReference Include="..\libbitcoin-node\libbitcoin-node.vcxproj">
diff --git a/builds/msvc/vs2026/libbitcoin-node-test/packages.config b/builds/msvc/vs2026/libbitcoin-node-test/packages.config
index 2ef2692e..10118317 100644
--- a/builds/msvc/vs2026/libbitcoin-node-test/packages.config
+++ b/builds/msvc/vs2026/libbitcoin-node-test/packages.config
@@ -6,7 +6,7 @@
  |
  -->
 <packages>
-  <package id="UltrafastSecp256k1-vc145" version="4.5.0.0" targetFramework="Native" />
+  <package id="UltrafastSecp256k1-vc145" version="4.5.0.3" targetFramework="Native" />
   <package id="libbitcoin-boost" version="1.91.0" targetFramework="Native" />
   <package id="libbitcoin-boost_container-vc145" version="1.91.0" targetFramework="Native" />
   <package id="libbitcoin-boost_iostreams-vc145" version="1.91.0" targetFramework="Native" />
diff --git a/builds/msvc/vs2026/libbitcoin-node/libbitcoin-node.vcxproj b/builds/msvc/vs2026/libbitcoin-node/libbitcoin-node.vcxproj
index b8169764..37eda379 100644
--- a/builds/msvc/vs2026/libbitcoin-node/libbitcoin-node.vcxproj
+++ b/builds/msvc/vs2026/libbitcoin-node/libbitcoin-node.vcxproj
@@ -243,7 +243,7 @@
     <Import Project="$(NuGetPackageRoot)libbitcoin-boost_thread-vc145.1.91.0\build\libbitcoin-boost_thread-vc145.targets" Condition="Exists('$(NuGetPackageRoot)libbitcoin-boost_thread-vc145.1.91.0\build\libbitcoin-boost_thread-vc145.targets')" />
     <Import Project="$(NuGetPackageRoot)libbitcoin-boost_url-vc145.1.91.0\build\libbitcoin-boost_url-vc145.targets" Condition="Exists('$(NuGetPackageRoot)libbitcoin-boost_url-vc145.1.91.0\build\libbitcoin-boost_url-vc145.targets')" />
     <Import Project="$(NuGetPackageRoot)secp256k1_vc145.0.8.0\build\native\secp256k1_vc145.targets" Condition="Exists('$(NuGetPackageRoot)secp256k1_vc145.0.8.0\build\native\secp256k1_vc145.targets')" />
-    <Import Project="$(NuGetPackageRoot)UltrafastSecp256k1-vc145.4.5.0.0\build\native\UltrafastSecp256k1-vc145.targets" Condition="Exists('$(NuGetPackageRoot)UltrafastSecp256k1-vc145.4.5.0.0\build\native\UltrafastSecp256k1-vc145.targets')" />
+    <Import Project="$(NuGetPackageRoot)UltrafastSecp256k1-vc145.4.5.0.3\build\native\UltrafastSecp256k1-vc145.targets" Condition="Exists('$(NuGetPackageRoot)UltrafastSecp256k1-vc145.4.5.0.3\build\native\UltrafastSecp256k1-vc145.targets')" />
   </ImportGroup>
   <Target Name="EnsureNuGetPackageBuildImports" BeforeTargets="PrepareForBuild">
     <PropertyGroup>
@@ -258,7 +258,7 @@
     <Error Condition="!Exists('$(NuGetPackageRoot)libbitcoin-boost_thread-vc145.1.91.0\build\libbitcoin-boost_thread-vc145.targets')" Text="$([System.String]::Format('$(ErrorText)', '$(NuGetPackageRoot)libbitcoin-boost_thread-vc145.1.91.0\build\libbitcoin-boost_thread-vc145.targets'))" />
     <Error Condition="!Exists('$(NuGetPackageRoot)libbitcoin-boost_url-vc145.1.91.0\build\libbitcoin-boost_url-vc145.targets')" Text="$([System.String]::Format('$(ErrorText)', '$(NuGetPackageRoot)libbitcoin-boost_url-vc145.1.91.0\build\libbitcoin-boost_url-vc145.targets'))" />
     <Error Condition="!Exists('$(NuGetPackageRoot)secp256k1_vc145.0.8.0\build\native\secp256k1_vc145.targets')" Text="$([System.String]::Format('$(ErrorText)', '$(NuGetPackageRoot)secp256k1_vc145.0.8.0\build\native\secp256k1_vc145.targets'))" />
-    <Error Condition="!Exists('$(NuGetPackageRoot)UltrafastSecp256k1-vc145.4.5.0.0\build\native\UltrafastSecp256k1-vc145.targets')" Text="$([System.String]::Format('$(ErrorText)', '$(NuGetPackageRoot)UltrafastSecp256k1-vc145.4.5.0.0\build\native\UltrafastSecp256k1-vc145.targets'))" />
+    <Error Condition="!Exists('$(NuGetPackageRoot)UltrafastSecp256k1-vc145.4.5.0.3\build\native\UltrafastSecp256k1-vc145.targets')" Text="$([System.String]::Format('$(ErrorText)', '$(NuGetPackageRoot)UltrafastSecp256k1-vc145.4.5.0.3\build\native\UltrafastSecp256k1-vc145.targets'))" />
   </Target>
   <ItemGroup>
     <Natvis Include="..\..\debug.natvis" />
diff --git a/builds/msvc/vs2026/libbitcoin-node/packages.config b/builds/msvc/vs2026/libbitcoin-node/packages.config
index 582c03e4..329b7821 100644
--- a/builds/msvc/vs2026/libbitcoin-node/packages.config
+++ b/builds/msvc/vs2026/libbitcoin-node/packages.config
@@ -6,7 +6,7 @@
  |
  -->
 <packages>
-  <package id="UltrafastSecp256k1-vc145" version="4.5.0.0" targetFramework="Native" />
+  <package id="UltrafastSecp256k1-vc145" version="4.5.0.3" targetFramework="Native" />
   <package id="libbitcoin-boost" version="1.91.0" targetFramework="Native" />
   <package id="libbitcoin-boost_container-vc145" version="1.91.0" targetFramework="Native" />
   <package id="libbitcoin-boost_iostreams-vc145" version="1.91.0" targetFramework="Native" />
diff --git a/src/chasers/chaser_validate.cpp b/src/chasers/chaser_validate.cpp
index 2fdfcf3e..03101aed 100644
--- a/src/chasers/chaser_validate.cpp
+++ b/src/chasers/chaser_validate.cpp
@@ -45,7 +45,8 @@ chaser_validate::chaser_validate(full_node& node) NOEXCEPT
     maximum_backlog_(node.node_settings().maximum_concurrency_()),
     maximum_height_(node.node_settings().maximum_height_()),
     batch_target_(node.node_settings().batch_signatures),
-    batch_enabled_(node.node_settings().batch_signatures_enabled()),
+    batch_enabled_(node.node_settings().batch_signatures_enabled() &&
+        system::batched::accelerated()),
     node_witness_(node.node_settings().require_witness),
     filter_(node.archive().filter_enabled())
 {
@@ -56,6 +57,11 @@ code chaser_validate::start() NOEXCEPT
     if (!node_settings().headers_first)
         return error::success;
 
+    if (node_settings().batch_signatures_enabled() && !batch_enabled_)
+        LOGN("Signature batching disabled ("
+            << (system::batched::compiled() ? "no device" : "not compiled")
+            << ").");
+
     set_position(archive().get_fork());
     if (const auto ec = start_batch())
         return fault(ec);