diff --git a/modules/proxy/mod_proxy_balancer.c b/modules/proxy/mod_proxy_balancer.c
index 0fb22edd1a..3660ad6cd7 100644
--- a/modules/proxy/mod_proxy_balancer.c
+++ b/modules/proxy/mod_proxy_balancer.c
@@ -877,9 +877,9 @@ static void push2table(const char *input, apr_table_t *params,
             apr_table_set(params, key, val);
         }
         else {
-            const char *ok = *allowed;
-            while (ok) {
-                if (strcmp(ok, key) == 0) {
+            const char **ok = *allowed;
+            while (*ok) {
+                if (strcmp(*ok, key) == 0) {
                     apr_table_set(params, key, val);
                     break;
                 }