diff --git a/install/from-scratch.sh b/install/from-scratch.sh
index 4c07110a0d742369d0a1fa7088b283b9efe14943..ac4cfab50c3268dd3e81dfea3a66f3e2148b0aed 100755
--- a/install/from-scratch.sh
+++ b/install/from-scratch.sh
@@ -23,6 +23,6 @@ if [ -d ${BASEDIR}/envs/${NAME} ]; then
 fi
 
 echo "[>>] Creating environment ${NAME} for python ${PYTHON_VERSION} with bob dependencies..."
-${CONDA} env create -n ${NAME} --file=bob-devel.yml
+${CONDA} env create -n ${NAME} --file=bob-devel.yml python=${PYTHON_VERSION}
 echo "[>>] Bye!"
 exit 0