diff --git a/prepare-opam.sh b/prepare-opam.sh
index eb347af..6d392a3 100644
--- a/prepare-opam.sh
+++ b/prepare-opam.sh
@@ -32,6 +32,7 @@ eval `opam conf env`
 opam config report
 git --version
 echo -n "OCaml version " && ocaml -vnum
+echo -n "OCamlc version (bin)" && /usr/bin/ocamlc -vnum

 # Update old opam, if we got a cache.
 if [[ -z "$FRESH_OPAM" ]]; then # skip if this is a fresh opam root
@@ -87,10 +88,6 @@ if ! opam upgrade -y -a "$BUILD_DEP_PACKAGE"; then
     # Something went wrong. Try again with more debugging, but then fail anyway.
     echo_color "$BOLDRED" "[prepare-opam] Installation failed!  Let's try again, sometimes this helps... but more verbose this time"
     set -x
-    opam config list -vv
-    opam list --available ocaml-system --debug -vv
-    opam show ocaml-system
-    OPAMDEBUG=5 opam list --resolve "$BUILD_DEP_PACKAGE"
     opam upgrade -yvv -a "$BUILD_DEP_PACKAGE" --debug
     set +x
 fi