diff --git a/from-scratch.sh b/from-scratch.sh
index 7e2c2a08193ff312fb54f240e15b1fc5d002f246..6bf8a60063497bba57f53fc080299adbf5de888e 100755
--- a/from-scratch.sh
+++ b/from-scratch.sh
@@ -45,6 +45,7 @@ ${CONDA} install --yes -n ${NAME} \
   nose \
   numexpr \
   numpy \
+  opencv \
   pillow \
   pkg-config \
   psutil \