diff --git a/variables.sh b/variables.sh
index 065080e5..92409e8d 100644
--- a/variables.sh
+++ b/variables.sh
@@ -2,8 +2,7 @@
 
 DOCKER_REPO=${DOCKER_REPO}
 NAMESPACE=${NAMESPACE:-namely}
-ALPINE_VERSION=${ALPINE_VERSION:-3.9}
-GRPC_VERSION=${GRPC_VERSION:-1.16}
+GRPC_VERSION=${GRPC_VERSION:-1.17}
 BUILD_VERSION=${BUILD_VERSION:-0}
 CONTAINER=${DOCKER_REPO}${NAMESPACE}
 LATEST=${1:false}