diff --git a/Findptu_d46.cmake b/Findptu_d46.cmake
index 71dfc6360db8ad9a5472cc9d5925849f05ed449b..8c389ab0c7f55b0f2bd760859d980dc66ce3c1cb 100755
--- a/Findptu_d46.cmake
+++ b/Findptu_d46.cmake
@@ -1,9 +1,9 @@
 #edit the following line to add the librarie's header files
-FIND_PATH(ptu_d46_INCLUDE_DIRS ptu_commands.h ptu_d46.h ptu_d46_exceptions.h /usr/include/iridrivers /usr/local/include/iri/ptu_d46 /usr/include/iri/ptu_d46)
+FIND_PATH(ptu_d46_INCLUDE_DIRS ptu_commands.h ptu_d46.h ptu_d46_exceptions.h /usr/local/include/iri/ptu_d46 /usr/include/iri/ptu_d46)
 
 FIND_LIBRARY(ptu_d46_LIBRARIES
     NAMES ptu_d46
-    PATHS /usr/local/lib/iridrivers /usr/local/lib/iri/ptu_d46 /usr/lib/iri/ptu_d46)
+    PATHS /usr/local/lib/iri/ptu_d46 /usr/lib/iri/ptu_d46)
 
 SET(ptu_d46_INCLUDE_DIR ${ptu_d46_INCLUDE_DIRS})
 SET(ptu_d46_LIBRARY    ${ptu_d46_LIBRARIES})