diff --git a/atdna/CMakeLists.txt b/atdna/CMakeLists.txt
index 582f4a0..da977f3 100644
--- a/atdna/CMakeLists.txt
+++ b/atdna/CMakeLists.txt
@@ -193,6 +193,8 @@ macro(atdna out)
       list(APPEND extraargs -fms-compatibility-version=19.00)
     elseif(MSVC_VERSION EQUAL 1910)
       list(APPEND extraargs -fms-compatibility-version=19.10)
+    elseif(MSVC_VERSION EQUAL 1911)
+      list(APPEND extraargs -fms-compatibility-version=19.11)
   endif()
 
   # OSX Extra
diff --git a/atdna/atdnaConfig.cmake.in b/atdna/atdnaConfig.cmake.in
index f13ff8d..19fbebb 100644
--- a/atdna/atdnaConfig.cmake.in
+++ b/atdna/atdnaConfig.cmake.in
@@ -49,6 +49,8 @@ macro(atdna out)
       list(APPEND extraargs -fms-compatibility-version=19.00)
     elseif(MSVC_VERSION EQUAL 1910)
       list(APPEND extraargs -fms-compatibility-version=19.10)
+    elseif(MSVC_VERSION EQUAL 1911)
+      list(APPEND extraargs -fms-compatibility-version=19.11)
   endif()
 
   # OSX Extra