diff --git a/CMakeLists.txt b/CMakeLists.txt
index 77f31bfb..e6471c74 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -3,7 +3,10 @@ cmake_minimum_required (VERSION 3.7)
 # common solution for multiple independent projects
 project (sView)
 
-set (CMAKE_MODULE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/adm/cmake" ${CMAKE_MODULE_PATH})
+# we use include(adm/cmake/Find*.cmake) explicitly instead of find_package()
+# to distinguish normal configuration files from custom search scripts
+#set (CMAKE_MODULE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/adm/cmake" ${CMAKE_MODULE_PATH})
+
 set (APP_VERSION_MAJOR 1)
 set (APP_VERSION_MINOR 0)
 
@@ -109,7 +112,7 @@ if (USE_UPDATER)
   add_definitions(-DST_UPDATES_CHECK)
 endif()
 
-find_package (freetype REQUIRED)
+include (adm/cmake/FindFreetype.cmake)
 if (NOT FREETYPE_FOUND)
   message (FATAL_ERROR "could not find FreeType, please set FREETYPE_DIR variable" )
 else()
@@ -117,7 +120,7 @@ else()
   message (STATUS "FREETYPE_LIBRARY_DIR=${FREETYPE_LIBRARY_DIR}")
 endif()
 
-find_package (FFmpeg REQUIRED)
+include (adm/cmake/FindFFmpeg.cmake)
 if (NOT FFMPEG_FOUND)
   message (FATAL_ERROR "could not find FFmpeg, please set FFMPEG_DIR variable" )
 else()
@@ -125,7 +128,7 @@ else()
   message (STATUS "FFMPEG_LIBRARY_DIR=${FFMPEG_LIBRARY_DIR}")
 endif()
 
-find_package (OpenAL REQUIRED)
+include (adm/cmake/FindOpenAL.cmake)
 if (NOT OPENAL_FOUND)
   message (FATAL_ERROR "could not find OpenAL, please set OPENAL_DIR variable" )
 else()
@@ -135,7 +138,7 @@ endif()
 
 if (USE_OPENVR)
   add_definitions(-DST_HAVE_OPENVR)
-  find_package (OpenVR REQUIRED)
+  include (adm/cmake/FindOpenVR.cmake)
   if (NOT OPENVR_FOUND)
     message (FATAL_ERROR "could not find OpenVR, please set OPENVR_DIR variable" )
   else()
@@ -146,7 +149,7 @@ endif()
 
 if (WIN32)
   if (USE_FREEIMAGE)
-    find_package (FreeImage REQUIRED)
+    include (adm/cmake/FindFreeImage.cmake)
     if (NOT FREEIMAGE_FOUND)
       message (FATAL_ERROR "could not find FreeImage, please set FREEIMAGE_DIR variable" )
     else()
@@ -155,7 +158,7 @@ if (WIN32)
   endif()
 
   if (USE_DEVIL)
-    find_package (DevIL REQUIRED)
+    include (adm/cmake/FindDevIL.cmake)
     if (NOT DEVIL_FOUND)
       message (FATAL_ERROR "could not find DevIL, please set DEVIL_DIR variable" )
     else()
@@ -163,7 +166,7 @@ if (WIN32)
     endif()
   endif()
 
-  find_package (NVAPI REQUIRED)
+  include (adm/cmake/FindNVAPI.cmake)
   if (NOT NVAPI_FOUND)
     message (FATAL_ERROR "could not find NVAPI, please set NVAPI_DIR variable" )
   else()
@@ -172,7 +175,7 @@ if (WIN32)
   endif()
 
   if (USE_MSVCR)
-    find_package (MSVCR REQUIRED)
+    include (adm/cmake/FindMSVCR.cmake)
     if (NOT MSVCR_FOUND)
       message (FATAL_ERROR "could not find MSVCR, please set MSCVR_DIR variable" )
     else()
@@ -298,7 +301,7 @@ add_subdirectory(sview)
 
 # CAD Viewer
 # find Open CASCADE Technology
-#find_package (OpenCASCADE REQUIRED)
+#include (adm/cmake/FindOpenCASCADE.cmake)
 #if (NOT OpenCASCADE_FOUND)
 #  message (FATAL_ERROR "could not find OpenCASCADE, please set OpenCASCADE_DIR variable" )
 #else()