diff --git a/internal/referenceapp/golang/openssl-client.cnf b/internal/referenceapp/golang/openssl-client.cnf
deleted file mode 100644
index cf0e98dc1..000000000
--- a/internal/referenceapp/golang/openssl-client.cnf
+++ /dev/null
@@ -1,17 +0,0 @@
-[req]
-distinguished_name = req_distinguished_name
-req_extensions = v3_client
-
-[req_distinguished_name]
-CN = PrometheusClient
-
-[v3_client]
-extendedKeyUsage = clientAuth
-subjectAltName = @alt_names
-
-[alt_names]
-IP.1 = 127.0.0.1
-DNS.1   = localhost
-DNS.2   = 127.0.0.1
-DNS.3   = *
-DNS.4   = *mydomain.com