diff --git a/docker/Dockerfile b/docker/Dockerfile
index dbd5f52..24b58d8 100644
--- a/docker/Dockerfile
+++ b/docker/Dockerfile
@@ -13,7 +13,7 @@ RUN \
         curl sudo \
         git-core build-essential gcc-arm-none-eabi libssl-dev \
         sed binutils patch gzip bzip2 perl tar cpio python unzip rsync wget \
-        libz3-dev libncurses5-dev libusb-1.0-0-dev \
+        libz3-dev libncurses5-dev pkg-config libusb-1.0-0-dev \
         bc lzop u-boot-tools vim flex bison \
         && \
     rm -rf /var/lib/apt/lists/*
@@ -34,7 +34,7 @@ env BR_TOOLCHAIN_PATH /opt/toolchain/${FA_CHIPSET}/${FA_PRODUCT}
 env CROSS_COMPILE ${BR_TOOLCHAIN_PREFIX}-
 env ARCH arm
 
-env PATH ${BR_TOOLCHAIN_PATH}/usr/bin:$PATH
+env PATH $PATH:${BR_TOOLCHAIN_PATH}/usr/bin
 env WORK_LD_LIBRARY_PATH ${BR_TOOLCHAIN_PATH}/usr/lib
 
 WORKDIR /work