diff --git a/circle.yml b/circle.yml
index 0fc4d547..b07bb15d 100644
--- a/circle.yml
+++ b/circle.yml
@@ -14,7 +14,7 @@ machine:
   services:
       - docker
   node:
-    version: 6.9.0
+    version: 6.9.1
 
 dependencies:
   cache_directories:
diff --git a/cloudapi-graphql/Makefile b/cloudapi-graphql/Makefile
index 3be59b79..5bc2b2b3 100644
--- a/cloudapi-graphql/Makefile
+++ b/cloudapi-graphql/Makefile
@@ -1,10 +1,10 @@
 .PHONY: install
 install:
-	yarn install
+	yarn install --prefer-offline
 
 .PHONY: install-production
 install-production:
-	yarn install --production --pure-lockfile
+	yarn install --production --pure-lockfile --prefer-offline
 
 .PHONY: clean
 clean:
diff --git a/frontend/Makefile b/frontend/Makefile
index 4ad2ec46..027945a9 100644
--- a/frontend/Makefile
+++ b/frontend/Makefile
@@ -1,10 +1,10 @@
 .PHONY: install
 install:
-	yarn install
+	yarn install --prefer-offline
 
 .PHONY: install-production
 install-production: compile clean
-	yarn install --production --pure-lockfile
+	yarn install --production --pure-lockfile --prefer-offline
 
 .PHONY: clean
 clean:
diff --git a/ui/Makefile b/ui/Makefile
index 1e5a68c4..d26be7e8 100644
--- a/ui/Makefile
+++ b/ui/Makefile
@@ -4,11 +4,11 @@ test:
 
 .PHONY: install
 install:
-	yarn install
+	yarn install --prefer-offline
 
 .PHONY: install-production
 install-production:
-	yarn install --production --pure-lockfile
+	yarn install --production --pure-lockfile --prefer-offline
 
 .PHONY: clean
 clean: