diff --git a/cmake_aux/Modules/ARMA_FindMKL.cmake b/cmake_aux/Modules/ARMA_FindMKL.cmake
index 0fd5b066..38f66751 100644
--- a/cmake_aux/Modules/ARMA_FindMKL.cmake
+++ b/cmake_aux/Modules/ARMA_FindMKL.cmake
@@ -24,9 +24,15 @@ else()
   set(MKL_ARCH ia32)
 endif()
 
-set(MKL_ROOT $ENV{MKLROOT} CACHE TYPE STRING)
+# set(MKL_ROOT $ENV{MKLROOT} CACHE TYPE STRING)
+# 
+# if(NOT MKL_ROOT)
+#   set(MKL_ROOT "/opt/intel/mkl")
+# endif()
 
-if(NOT MKL_ROOT)
+if(DEFINED ENV{MKLROOT})
+  set(MKL_ROOT $ENV{MKLROOT})
+else()
   set(MKL_ROOT "/opt/intel/mkl")
 endif()