diff --git a/tests/data/test2708 b/tests/data/test2708
index fd0ee0707f..0dbd873520 100644
--- a/tests/data/test2708
+++ b/tests/data/test2708
@@ -24,7 +24,6 @@ ws://%HOSTIP:%HTTPPORT/%TESTNUMBER
 </command>
 <setenv>
 CURL_WS_FORCE_ZERO_MASK=1
-LIB2700_AUTO_PONG=1
 </setenv>
 </client>
 
diff --git a/tests/libtest/lib2700.c b/tests/libtest/lib2700.c
index c0d2fdb642..d8dbbbb93a 100644
--- a/tests/libtest/lib2700.c
+++ b/tests/libtest/lib2700.c
@@ -228,7 +228,7 @@ static CURLcode test_lib2700(const char *URL)
   easy_setopt(curl, CURLOPT_DEBUGFUNCTION, libtest_debug_cb);
   easy_setopt(curl, CURLOPT_VERBOSE, 1L);
   easy_setopt(curl, CURLOPT_CONNECT_ONLY, 2L);
-  if(!getenv("LIB2700_AUTO_PONG"))
+  if(testnum != 2708)
     easy_setopt(curl, CURLOPT_WS_OPTIONS, (long)CURLWS_NOAUTOPONG);
 
   res = curl_easy_perform(curl);