diff --git a/adm_local/unix/config_files/check_OpenCV.m4 b/adm_local/unix/config_files/check_OpenCV.m4
index 02b9e4861..93cd5a6a1 100644
--- a/adm_local/unix/config_files/check_OpenCV.m4
+++ b/adm_local/unix/config_files/check_OpenCV.m4
@@ -46,8 +46,8 @@ if test "$with_opencv" != "no" ; then
   fi
 
   if test "$OPENCV_HOME" == "" ; then
-    if test "x$OPENCVHOME" != "x" ; then
-      OPENCV_HOME=$OPENCVHOME
+    if test "x$OPENCV_INSTALL_DIR" != "x" ; then
+      OPENCV_HOME=$OPENCV_INSTALL_DIR
     fi
   fi