diff --git a/cmake/OpenCVDetectCXXCompiler.cmake b/cmake/OpenCVDetectCXXCompiler.cmake
index 6c50b56189d23dfb24c9798594f367a961a0f6de..c27fb4f549be48407b644d14e9e0cb9765f576d5 100644
--- a/cmake/OpenCVDetectCXXCompiler.cmake
+++ b/cmake/OpenCVDetectCXXCompiler.cmake
@@ -142,13 +142,13 @@ if(DEFINED OpenCV_ARCH AND DEFINED OpenCV_RUNTIME)
 elseif(MSVC)
   # see Modules/CMakeGenericSystem.cmake
   if("${CMAKE_GENERATOR}" MATCHES "(Win64|IA64)")
-    set(arch_hint "x64")
+    set(OpenCV_ARCH "x64")
   elseif("${CMAKE_GENERATOR_PLATFORM}" MATCHES "ARM64")
-    set(arch_hint "ARM64")
+    set(OpenCV_ARCH "ARM64")
   elseif("${CMAKE_GENERATOR}" MATCHES "ARM")
-    set(arch_hint "ARM")
+    set(OpenCV_ARCH "ARM")
   elseif("${CMAKE_SIZEOF_VOID_P}" STREQUAL "8")
-    set(arch_hint "x64")
+    set(OpenCV_ARCH "x64")
   else()
     set(OpenCV_ARCH x86)
   endif()
diff --git a/cmake/templates/OpenCVConfig.root-WIN32.cmake.in b/cmake/templates/OpenCVConfig.root-WIN32.cmake.in
index ac2203bf455213e062f8de12a507b6a63ba400f1..5da438a9ee9c9deab1279a3680017e3105ec1ae3 100644
--- a/cmake/templates/OpenCVConfig.root-WIN32.cmake.in
+++ b/cmake/templates/OpenCVConfig.root-WIN32.cmake.in
@@ -98,13 +98,13 @@ if(DEFINED OpenCV_ARCH AND DEFINED OpenCV_RUNTIME)
 elseif(MSVC)
   # see Modules/CMakeGenericSystem.cmake
   if("${CMAKE_GENERATOR}" MATCHES "(Win64|IA64)")
-    set(arch_hint "x64")
+    set(OpenCV_ARCH "x64")
   elseif("${CMAKE_GENERATOR_PLATFORM}" MATCHES "ARM64")
-    set(arch_hint "ARM64")
+    set(OpenCV_ARCH "ARM64")
   elseif("${CMAKE_GENERATOR}" MATCHES "ARM")
-    set(arch_hint "ARM")
+    set(OpenCV_ARCH "ARM")
   elseif("${CMAKE_SIZEOF_VOID_P}" STREQUAL "8")
-    set(arch_hint "x64")
+    set(OpenCV_ARCH "x64")
   else()
     set(OpenCV_ARCH x86)
   endif()