diff --git a/.gitignore b/.gitignore
index d841170a8..6aaaf9240 100644
--- a/.gitignore
+++ b/.gitignore
@@ -15,7 +15,6 @@
 /cmd/lotus-townhall/townhall/node_modules
 /cmd/lotus-townhall/townhall/build
 extern/filecoin-ffi/rust/target
-**/*.h
 **/*.a
 **/*.pc
 /**/*/.DS_STORE
diff --git a/tools/dockers/docker-examples/basic-miner-busybox/Dockerfile b/tools/dockers/docker-examples/basic-miner-busybox/Dockerfile
index e740723a8..5464a81bf 100644
--- a/tools/dockers/docker-examples/basic-miner-busybox/Dockerfile
+++ b/tools/dockers/docker-examples/basic-miner-busybox/Dockerfile
@@ -1,9 +1,9 @@
-FROM golang:1.13-buster
+FROM golang:1.14.1-buster
 MAINTAINER ldoublewood <ldoublewood@gmail.com>
 
 ENV SRC_DIR /lotus
 
-RUN apt-get update && apt-get install -y && apt-get install -y ca-certificates llvm clang mesa-opencl-icd ocl-icd-opencl-dev
+RUN apt-get update && apt-get install -y ca-certificates llvm clang mesa-opencl-icd ocl-icd-opencl-dev jq
 
 RUN curl -sSf https://sh.rustup.rs | sh -s -- -y