diff --git a/src/php/ext/grpc/call.c b/src/php/ext/grpc/call.c
index b67bae75682..b7090a29a08 100644
--- a/src/php/ext/grpc/call.c
+++ b/src/php/ext/grpc/call.c
@@ -241,7 +241,7 @@ PHP_METHOD(Call, __construct) {
           deadline_obj TSRMLS_CC);
   call->wrapped = grpc_channel_create_call(
       channel->wrapped, completion_queue, method, channel->target,
-      deadline->wrapped);
+      deadline->wrapped, NULL);
 }
 
 /**
@@ -400,7 +400,8 @@ PHP_METHOD(Call, startBatch) {
     ops[op_num].flags = 0;
     op_num++;
   }
-  error = grpc_call_start_batch(call->wrapped, ops, op_num, call->wrapped);
+  error = grpc_call_start_batch(call->wrapped, ops, op_num, call->wrapped,
+                                NULL);
   if (error != GRPC_CALL_OK) {
     zend_throw_exception(spl_ce_LogicException,
                          "start_batch was called incorrectly",
@@ -408,7 +409,7 @@ PHP_METHOD(Call, startBatch) {
     goto cleanup;
   }
   event = grpc_completion_queue_pluck(completion_queue, call->wrapped,
-                                      gpr_inf_future(GPR_CLOCK_REALTIME));
+                                      gpr_inf_future(GPR_CLOCK_REALTIME), NULL);
   if (!event.success) {
     zend_throw_exception(spl_ce_LogicException,
                          "The batch failed for some reason",
@@ -479,7 +480,7 @@ cleanup:
 PHP_METHOD(Call, cancel) {
   wrapped_grpc_call *call =
       (wrapped_grpc_call *)zend_object_store_get_object(getThis() TSRMLS_CC);
-  grpc_call_cancel(call->wrapped);
+  grpc_call_cancel(call->wrapped, NULL);
 }
 
 static zend_function_entry call_methods[] = {
diff --git a/src/php/ext/grpc/channel.c b/src/php/ext/grpc/channel.c
index b8262db162b..7328f88fcd0 100644
--- a/src/php/ext/grpc/channel.c
+++ b/src/php/ext/grpc/channel.c
@@ -152,7 +152,7 @@ PHP_METHOD(Channel, __construct) {
   override = target;
   override_len = target_length;
   if (args_array == NULL) {
-    channel->wrapped = grpc_channel_create(target, NULL);
+    channel->wrapped = grpc_channel_create(target, NULL, NULL);
   } else {
     array_hash = Z_ARRVAL_P(args_array);
     if (zend_hash_find(array_hash, "credentials", sizeof("credentials"),
@@ -182,7 +182,7 @@ PHP_METHOD(Channel, __construct) {
     }
     php_grpc_read_args_array(args_array, &args);
     if (creds == NULL) {
-      channel->wrapped = grpc_channel_create(target, &args);
+      channel->wrapped = grpc_channel_create(target, &args, NULL);
     } else {
       gpr_log(GPR_DEBUG, "Initialized secure channel");
       channel->wrapped =
diff --git a/src/php/ext/grpc/completion_queue.c b/src/php/ext/grpc/completion_queue.c
index c653a592efd..741204b0b10 100644
--- a/src/php/ext/grpc/completion_queue.c
+++ b/src/php/ext/grpc/completion_queue.c
@@ -38,14 +38,13 @@
 grpc_completion_queue *completion_queue;
 
 void grpc_php_init_completion_queue(TSRMLS_D) {
-  completion_queue = grpc_completion_queue_create();
+  completion_queue = grpc_completion_queue_create(NULL);
 }
 
 void grpc_php_shutdown_completion_queue(TSRMLS_D) {
   grpc_completion_queue_shutdown(completion_queue);
   while (grpc_completion_queue_next(completion_queue,
-                                    gpr_inf_future(GPR_CLOCK_REALTIME))
-             .type != GRPC_QUEUE_SHUTDOWN)
-    ;
+                                    gpr_inf_future(GPR_CLOCK_REALTIME),
+                                    NULL).type != GRPC_QUEUE_SHUTDOWN);
   grpc_completion_queue_destroy(completion_queue);
 }
diff --git a/src/php/ext/grpc/server.c b/src/php/ext/grpc/server.c
index 8b8d5b2f476..5ab93b94ff8 100644
--- a/src/php/ext/grpc/server.c
+++ b/src/php/ext/grpc/server.c
@@ -66,7 +66,7 @@ void free_wrapped_grpc_server(void *object TSRMLS_DC) {
     grpc_server_shutdown_and_notify(server->wrapped, completion_queue, NULL);
     grpc_server_cancel_all_calls(server->wrapped);
     grpc_completion_queue_pluck(completion_queue, NULL,
-                                gpr_inf_future(GPR_CLOCK_REALTIME));
+                                gpr_inf_future(GPR_CLOCK_REALTIME), NULL);
     grpc_server_destroy(server->wrapped);
   }
   efree(server);
@@ -109,13 +109,14 @@ PHP_METHOD(Server, __construct) {
     return;
   }
   if (args_array == NULL) {
-    server->wrapped = grpc_server_create(NULL);
+    server->wrapped = grpc_server_create(NULL, NULL);
   } else {
     php_grpc_read_args_array(args_array, &args);
-    server->wrapped = grpc_server_create(&args);
+    server->wrapped = grpc_server_create(&args, NULL);
     efree(args.args);
   }
-  grpc_server_register_completion_queue(server->wrapped, completion_queue);
+  grpc_server_register_completion_queue(server->wrapped, completion_queue,
+                                        NULL);
 }
 
 /**
@@ -146,7 +147,7 @@ PHP_METHOD(Server, requestCall) {
     goto cleanup;
   }
   event = grpc_completion_queue_pluck(completion_queue, NULL,
-                                      gpr_inf_future(GPR_CLOCK_REALTIME));
+                                      gpr_inf_future(GPR_CLOCK_REALTIME), NULL);
   if (!event.success) {
     zend_throw_exception(spl_ce_LogicException,
                          "Failed to request a call for some reason",