diff --git a/doc/win-dev.ps1 b/doc/win-dev.ps1
index 06ff49b55ee..93e9d41b72f 100644
--- a/doc/win-dev.ps1
+++ b/doc/win-dev.ps1
@@ -13,7 +13,7 @@ function ThrowOnNativeFailure {
 
 $VsVersion = 2019
 $MsvcVersion = '14.2'
-$BoostVersion = @(1, 85, 0)
+$BoostVersion = @(1, 86, 0)
 $OpensslVersion = '3_0_14'
 
 switch ($Env:BITS) {
diff --git a/tools/win32/configure-dev.ps1 b/tools/win32/configure-dev.ps1
index 87d2b43f33c..253e4165540 100644
--- a/tools/win32/configure-dev.ps1
+++ b/tools/win32/configure-dev.ps1
@@ -31,10 +31,10 @@ if (-not (Test-Path env:OPENSSL_ROOT_DIR)) {
   $env:OPENSSL_ROOT_DIR = 'c:\local\OpenSSL-Win64'
 }
 if (-not (Test-Path env:BOOST_ROOT)) {
-  $env:BOOST_ROOT = 'c:\local\boost_1_85_0'
+  $env:BOOST_ROOT = 'c:\local\boost_1_86_0'
 }
 if (-not (Test-Path env:BOOST_LIBRARYDIR)) {
-  $env:BOOST_LIBRARYDIR = 'c:\local\boost_1_85_0\lib64-msvc-14.2'
+  $env:BOOST_LIBRARYDIR = 'c:\local\boost_1_86_0\lib64-msvc-14.2'
 }
 if (-not (Test-Path env:FLEX_BINARY)) {
   $env:FLEX_BINARY = 'C:\ProgramData\chocolatey\bin\win_flex.exe'
diff --git a/tools/win32/configure.ps1 b/tools/win32/configure.ps1
index c34a15950c7..2a894644147 100644
--- a/tools/win32/configure.ps1
+++ b/tools/win32/configure.ps1
@@ -33,10 +33,10 @@ if (-not (Test-Path env:OPENSSL_ROOT_DIR)) {
   $env:OPENSSL_ROOT_DIR = "c:\local\OpenSSL_3_0_14-Win${env:BITS}"
 }
 if (-not (Test-Path env:BOOST_ROOT)) {
-  $env:BOOST_ROOT = "c:\local\boost_1_85_0-Win${env:BITS}"
+  $env:BOOST_ROOT = "c:\local\boost_1_86_0-Win${env:BITS}"
 }
 if (-not (Test-Path env:BOOST_LIBRARYDIR)) {
-  $env:BOOST_LIBRARYDIR = "c:\local\boost_1_85_0-Win${env:BITS}\lib${env:BITS}-msvc-14.2"
+  $env:BOOST_LIBRARYDIR = "c:\local\boost_1_86_0-Win${env:BITS}\lib${env:BITS}-msvc-14.2"
 }
 if (-not (Test-Path env:FLEX_BINARY)) {
   $env:FLEX_BINARY = 'C:\ProgramData\chocolatey\bin\win_flex.exe'