diff --git a/Dockerfile b/Dockerfile
index 3c33955..c4589d1 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -15,7 +15,7 @@ RUN \
  echo "**** install Golang ****" && \
  if [ -z ${GO_VERSION+x} ]; then \
         GO_VERSION=$(curl -s https://golang.org/dl/ \
-	| awk -F '(go|.linux-amd64.tar.gz)' '/linux-amd64.tar.gz/ {print $4;exit}'); \
+	| awk -F '(go|.linux-amd64.tar.gz)' '/linux-amd64.tar.gz/ {print $2;exit}'); \
  fi && \
  apt-get update && \
  apt-get install -y \
diff --git a/Dockerfile.aarch64 b/Dockerfile.aarch64
index 2a32f79..fb50a1a 100644
--- a/Dockerfile.aarch64
+++ b/Dockerfile.aarch64
@@ -15,7 +15,7 @@ RUN \
  echo "**** install Golang ****" && \
  if [ -z ${GO_VERSION+x} ]; then \
         GO_VERSION=$(curl -s https://golang.org/dl/ \
-	| awk -F '(go|.linux-arm64.tar.gz)' '/linux-arm64.tar.gz/ {print $4;exit}'); \
+	| awk -F '(go|.linux-arm64.tar.gz)' '/linux-arm64.tar.gz/ {print $2;exit}'); \
  fi && \
  apt-get update && \
  apt-get install -y \
diff --git a/Dockerfile.armhf b/Dockerfile.armhf
index c402130..e34ef0c 100644
--- a/Dockerfile.armhf
+++ b/Dockerfile.armhf
@@ -15,7 +15,7 @@ RUN \
  echo "**** install Golang ****" && \
  if [ -z ${GO_VERSION+x} ]; then \
         GO_VERSION=$(curl -s https://golang.org/dl/ \
-	| awk -F '(go|.linux-armv6l.tar.gz)' '/linux-armv6l.tar.gz/ {print $4;exit}'); \
+	| awk -F '(go|.linux-armv6l.tar.gz)' '/linux-armv6l.tar.gz/ {print $2;exit}'); \
  fi && \
  apt-get update && \
  apt-get install -y \