diff --git a/oci/base/alpine/Dockerfile b/oci/base/alpine/Dockerfile
index 9cac638..0ca18c3 100644
--- a/oci/base/alpine/Dockerfile
+++ b/oci/base/alpine/Dockerfile
@@ -3,7 +3,5 @@ MAINTAINER shenlan xz@onwalk.net
 
 ADD ca.crt /usr/share/ca-certificates/mozilla/Lets_Encrypt_ca.crt
 RUN apk add --no-cache ca-certificates && echo "mozilla/Lets_Encrypt_ca.crt" >> /etc/ca-certificates.conf && update-ca-certificates 
-RUN apk add --no-cache ca-certificates tini git openssh-client curl wget && apk add --no-cache gnupg --repository=https://dl-cdn.alpinelinux.org/alpine/edge/main
-RUN cd /usr/local/share/ca-certificates/ && curl http://certinfo.roche.com/rootcerts/Roche%20Root%20CA%201.cer -o RocheRootCA1.cer && curl http://certinfo.roche.com/rootcerts/RocheEnterpriseCA1.cer -o RocheEnterpriseCA1.cer && curl http://certinfo.roche.com/rootcerts/RocheEnterpriseCA2.cer -o RocheEnterpriseCA2.cer && curl http://certinfo.roche.com/rootcerts/Roche%20Root%20CA%201%20-%20G2.crt -o RocheRootCA1-G2.crt && curl http://certinfo.roche.com/rootcerts/Roche%20Enterprise%20CA%201%20-%20G2.crt -o RocheEnterpriseCA1-G2.crt && curl http://certinfo.roche.com/rootcerts/Roche%20G3%20Root%20CA.crt -o RocheG3RootCA.crt && curl http://certinfo.roche.com/rootcerts/Roche%20G3%20Issuing%20CA%201.crt -o RocheG3IssuingCA1.crt && curl http://certinfo.roche.com/rootcerts/Roche%20G3%20Issuing%20CA%202.crt -o RocheG3IssuingCA2.crt && curl http://certinfo.roche.com/rootcerts/Roche%20G3%20Issuing%20CA%203.crt -o RocheG3IssuingCA3.crt && curl http://certinfo.roche.com/rootcerts/Roche%20G3%20Issuing%20CA%204.crt -o RocheG3IssuingCA4.crt && update-ca-certificates  
 
 ENTRYPOINT [ "/bin/sh" ]