diff --git a/configure b/configure
index 2861695f..0acf7f6b 100755
--- a/configure
+++ b/configure
@@ -276,7 +276,6 @@ EOF
                 rm ${QP_ROOT}/external/opam_installer.sh
                 source ${OPAMROOT}/opam-init/init.sh > /dev/null 2> /dev/null || true
 
-                rm $OPAMROOT/config
                 ${QP_ROOT}/bin/opam init --disable-sandboxing --verbose --yes 
 
                 eval $(${QP_ROOT}/bin/opam env)
@@ -292,7 +291,7 @@ EOF
                   rm \${QP_ROOT}/external/opam_installer.sh
                   source \${OPAMROOT}/opam-init/init.sh > /dev/null 2> /dev/null || true
                   \${QP_ROOT}/bin/opam init --disable-sandboxing --verbose \
-                      --yes --comp=4.07.0
+                      --yes 
                   eval \$(\${QP_ROOT}/bin/opam env)
                   opam install -y \${OCAML_PACKAGES}  || exit 1
 EOF