diff --git a/script/remove_old b/script/remove_old
index 9ef3ff944b4fa747a92374a3532f84211cf96091..4e5e562974e5d22d723a436481dc6b9318edbd08 100755
--- a/script/remove_old
+++ b/script/remove_old
@@ -165,6 +165,7 @@ function remove_old()
             echo -e "\033[1;34;5m  -------------------------------------------------------------------------------------- \033[0m"
             sleep 5
 	    rm -rf $1/HDF5
+	    rm -rf $1/ZLIB
         fi
     fi