diff --git a/scripts/Dockerfile b/scripts/Dockerfile
index c5f215027cb264bd759f84e80ce80246f83fb51d..2f0e75c102c3a1a4b034c864dafbb1345babe9f1 100644
--- a/scripts/Dockerfile
+++ b/scripts/Dockerfile
@@ -9,6 +9,8 @@ RUN rm -rf /var/lib/apt/lists/*
 RUN apt-get install -yqq libexpat1-dev libgtk2.0-dev opam
 RUN opam init --best-effort -y && eval $(opam env) && opam install proverif --best-effort -y
 
+ENV PATH $HOME/.opam/default/bin/:$PATH
+
 
 CMD /bin/bash