diff --git a/autoinstrumentation/apache-httpd/Dockerfile b/autoinstrumentation/apache-httpd/Dockerfile
index 14d70d048d..80167f918f 100644
--- a/autoinstrumentation/apache-httpd/Dockerfile
+++ b/autoinstrumentation/apache-httpd/Dockerfile
@@ -1,8 +1,8 @@
 
 ############################
-# STEP 1 download the webserver agent 
+# STEP 1 download the webserver agent
 ############################
-FROM alpine:latest as agent
+FROM alpine:latest AS agent
 
 ARG version
 
@@ -11,10 +11,10 @@ WORKDIR /opt/opentelemetry
 
 RUN mkdir agent
 RUN wget -c https://github.com/open-telemetry/opentelemetry-cpp-contrib/releases/download/webserver%2Fv$version/opentelemetry-webserver-sdk-x64-linux.tgz
-RUN unzip -p opentelemetry-webserver-sdk-x64-linux.tgz | tar -zx -C agent
+RUN tar -xvf opentelemetry-webserver-sdk-x64-linux.tgz -C agent
 
 ############################
-# STEP 2 download the webserver agent 
+# STEP 2 download the webserver agent
 ############################
 FROM alpine:latest