diff --git a/autotests/CMakeLists.txt b/autotests/CMakeLists.txt
--- a/autotests/CMakeLists.txt
+++ b/autotests/CMakeLists.txt
@@ -89,10 +89,7 @@
   get_filename_component(_outputPath ${_outFile} PATH)
   file(MAKE_DIRECTORY ${_outputPath})
 
-  set(_runner ${CMAKE_CURRENT_SOURCE_DIR}/runsingletestcase.pl)
-  if(WIN32)
-    set(_runner ${PERL_EXECUTABLE} ${_runner})
-  endif()
+  set(_runner ${PERL_EXECUTABLE} ${CMAKE_CURRENT_SOURCE_DIR}/runsingletestcase.pl)
   add_test(NAME ${_prefix}-${_fn} COMMAND ${_runner} $<TARGET_FILE:${_test}> ${_testarg} ${_f} ${_outFile})
 endmacro()