diff --git a/ncdap_test/t_auth.c b/ncdap_test/t_auth.c
index 31fce6ac5..21ff8dcd7 100644
--- a/ncdap_test/t_auth.c
+++ b/ncdap_test/t_auth.c
@@ -4,7 +4,7 @@
 #include <string.h>
 #include <netcdf.h>
 
-#define BASICAUTHURL "http://remoteUser:remotePassword@remotetest.unidata.ucar.edu/thredds/restricted/basicAuth"
+#define BASICAUTHURL "http://remoteUser:remotePassword@remotetest.unidata.ucar.edu/thredds/restricted/basicAuth/dodsC/test/testData.nc"
 
 static void
 CHECK(int e, const char* msg)