diff --git a/install/from-scratch.sh b/install/from-scratch.sh
index b1979b20b07137a9452b122fe98617f2c9ae5fc9..ca09328813be449378b6c2c9b9e1ca81d4a3eb67 100755
--- a/install/from-scratch.sh
+++ b/install/from-scratch.sh
@@ -48,7 +48,6 @@ ${CONDA} create --yes -n ${NAME} \
   cmake \
   coverage \
   cython=0.24.1 \
-  ccache=3.3.2 \
   dask=0.11.0 \
   docopt \
   ffmpeg=2.8.10 \
@@ -81,6 +80,7 @@ ${CONDA} create --yes -n ${NAME} \
   sphinx_rtd_theme \
   sqlalchemy=1.0.13 \
   ${TENSORFLOW} \
+  toolchain=2.0.1 \
   virtualenv \
   vlfeat=0.9.20