diff --git a/generate4.xml b/generate4.xml
index 10b2a766..74b8ca8e 100644
--- a/generate4.xml
+++ b/generate4.xml
@@ -347,6 +347,9 @@
       <option type="enable" name="ndebug" default="yes" define="NDEBUG" description="Compile without debug assertions." />
       <option type="enable" name="shared" default="yes" define="BOOST_ALL_DYN_LINK" inherited="true" description="Required for dynamically linking boost test." />
 
+      <!-- WOLFSSL_USER_SETTINGS enables import of "user_settings.h" into wolfssl without source modification. -->
+      <define name="WOLFSSL_USER_SETTINGS"/>
+      
       <dependency name="boost" version="1.86.0" />
       <dependency name="boost_unit_test_framework" option="tests" />
       <dependency name="bitcoin-system" version="4.0.0" />
@@ -390,6 +393,7 @@
       <product prefix="lib" path="src" uuid="564eb540-d6b6-425c-b8db-b0bee8970c18" >
         <library name="bitcoin-system" />
         <headers path="include" />
+        <headers path="include/bitcoin/ssl" />
         <sources path="src" />
       </product>
       <product prefix="bin" path="test" target_name="libbitcoin-network-test" test="true" option="tests" uuid="d28fc18a-8b81-4247-92ee-6967feefeeff" >
@@ -400,6 +404,7 @@
         <library name="bitcoin-network" />
         <library name="boost_unit_test_framework" />
         <headers path="include" />
+        <headers path="include/bitcoin/ssl" />
         <sources path="test" />
       </product>
       <product prefix="include" container="bitcoin" >
diff --git a/props/version4/import/libbitcoin-network.import.props b/props/version4/import/libbitcoin-network.import.props
index c88f62d5..d963a1a3 100644
--- a/props/version4/import/libbitcoin-network.import.props
+++ b/props/version4/import/libbitcoin-network.import.props
@@ -15,9 +15,13 @@
 
   <ItemDefinitionGroup>
     <ClCompile>
+      <!-- include\bitcoin\ssl\ is a directory clone of a subset of wolfssl sources, plus config. -->
+      <AdditionalIncludeDirectories>$(ProjectDir)..\..\..\..\..\libbitcoin-network\include\bitcoin\ssl\;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
       <AdditionalIncludeDirectories>$(ProjectDir)..\..\..\..\..\libbitcoin-network\include\;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
       <AdditionalOptions>/bigobj %(AdditionalOptions)</AdditionalOptions>
       <PreprocessorDefinitions Condition="'$(Linkage-libbitcoin-network)' == 'static' Or '$(Linkage-libbitcoin-network)' == 'ltcg'">BCT_STATIC;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <!-- WOLFSSL_USER_SETTINGS enables import of "user_settings.h" into wolfssl without source modification. -->
+      <PreprocessorDefinitions>WOLFSSL_USER_SETTINGS;%(PreprocessorDefinitions)</PreprocessorDefinitions>
     </ClCompile>
     <Link>
       <AdditionalDependencies Condition="'$(Linkage-libbitcoin-network)' != ''">libbitcoin-network.lib;%(AdditionalDependencies)</AdditionalDependencies>
diff --git a/props/version4/project/libbitcoin-network/libbitcoin-network/libbitcoin-network.props b/props/version4/project/libbitcoin-network/libbitcoin-network/libbitcoin-network.props
index 0bd76b9f..5dbf3d3a 100644
--- a/props/version4/project/libbitcoin-network/libbitcoin-network/libbitcoin-network.props
+++ b/props/version4/project/libbitcoin-network/libbitcoin-network/libbitcoin-network.props
@@ -11,11 +11,15 @@
 
   <ItemDefinitionGroup>
     <ClCompile>
+      <!-- include\bitcoin\ssl\ is a directory clone of a subset of wolfssl sources, plus config. -->
+      <AdditionalIncludeDirectories>$(RepoRoot)include\bitcoin\ssl\;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
       <AdditionalIncludeDirectories>$(RepoRoot)include\;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
       <AdditionalOptions>/bigobj %(AdditionalOptions)</AdditionalOptions>
       <EnablePREfast>false</EnablePREfast>
       <PreprocessorDefinitions Condition="'$(ConfigurationType)' == 'DynamicLibrary'">BCT_DLL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <PreprocessorDefinitions Condition="'$(ConfigurationType)' == 'StaticLibrary'">BCT_STATIC;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <!-- WOLFSSL_USER_SETTINGS enables import of "user_settings.h" into wolfssl without source modification. -->
+      <PreprocessorDefinitions>WOLFSSL_USER_SETTINGS;%(PreprocessorDefinitions)</PreprocessorDefinitions>
     </ClCompile>
   </ItemDefinitionGroup>