diff --git a/nginx/fulltest-provider/Dockerfile b/nginx/fulltest-provider/Dockerfile
index 96108a73..a4fc5f3a 100644
--- a/nginx/fulltest-provider/Dockerfile
+++ b/nginx/fulltest-provider/Dockerfile
@@ -7,7 +7,7 @@ ARG LIBOQS_VERSION=0.9.0
 
 ARG OPENSSL_VERSION=master
 
-ARG OQS_PROVIDER_VERSION=main
+ARG OQS_PROVIDER_VERSION=0.5.2
 
 ARG LIBOQS_BUILD_DEFINES="-DOQS_DIST_BUILD=ON"
 
diff --git a/nginx/fulltest-provider/genconfig.py b/nginx/fulltest-provider/genconfig.py
index d8d327eb..a192d621 100644
--- a/nginx/fulltest-provider/genconfig.py
+++ b/nginx/fulltest-provider/genconfig.py
@@ -107,6 +107,7 @@ def write_nginx_config(f, i, cf, port, _sig, k):
            f.write("            set    $oqs_sig_name \""+sig+"\";\n")
            f.write("            root   html;\n")
            f.write("            index  success.html;\n")
+           f.write("            keepalive_timeout 0;\n")
            f.write("    }\n\n")
 
            f.write("}\n\n")