diff --git a/pgsql_postgis/CMakeLists.txt b/pgsql_postgis/CMakeLists.txt
index 46f6327..6796ca4 100644
--- a/pgsql_postgis/CMakeLists.txt
+++ b/pgsql_postgis/CMakeLists.txt
@@ -1,13 +1,11 @@
 
-
-
 set ( PCPG_INSTALL_EXENSIONS
   pointcloud_postgis--1.0.sql
   pointcloud_postgis.control
   )
         
 install (
-  FILES PCPG_INSTALL_EXENSIONS 
+  FILES ${PCPG_INSTALL_EXENSIONS} 
   DESTINATION "${PGSQL_SHAREDIR}/extension"
   )