diff --git a/config/CMakeChecks.txt b/config/CMakeChecks.txt
index 24c9759a..2d88467c 100644
--- a/config/CMakeChecks.txt
+++ b/config/CMakeChecks.txt
@@ -32,10 +32,6 @@
 # ConfigureChecks for exiv2
 
 INCLUDE( CheckIncludeFile )
-INCLUDE( CheckFunctionExists )
-INCLUDE( CheckSymbolExists )
-INCLUDE( CheckCSourceCompiles )
-INCLUDE( CheckCXXSourceCompiles )
 
 INCLUDE( GNUInstallDirs )
 
@@ -44,8 +40,6 @@ INCLUDE( FindIconv )
 INCLUDE_DIRECTORIES( ${CMAKE_INCLUDE_PATH} ${CMAKE_CURRENT_BINARY_DIR} ${CMAKE_CURRENT_SOURCE_DIR}/xmpsdk/include )
 LINK_DIRECTORIES( ${CMAKE_LIBRARY_PATH} )
 
-find_package(Threads REQUIRED)
-
 IF( EXIV2_ENABLE_SHARED )
     ADD_DEFINITIONS( -DEXV_HAVE_DLL )
     SET( STATIC_FLAG SHARED )