diff --git a/build-haproxy.sh b/build-haproxy.sh
index 48d928b..8d05e59 100755
--- a/build-haproxy.sh
+++ b/build-haproxy.sh
@@ -10,7 +10,7 @@ HAPROXY_SRC=/tmp/haproxy
 
 OPENSSL_VERSION=1.1.1b
 OPENSSL_URL=https://www.openssl.org/source/openssl-${OPENSSL_VERSION}.tar.gz
-OPENSSL_SHA256_URL=https://www.openssl.org/source/openssl-${OPENSSL_VERSION}.tar.gz.sha256
+OPENSSL_SHA256_URL=${OPENSSL_URL}.sha256
 OPENSSL_SRC=/tmp/openssl
 
 [ -d "$OPENSSL_SRC" ] && rm -rf "$OPENSSL_SRC"