diff --git a/example/simple/src/main.c b/example/simple/src/main.c
index cd503e7..1a0b07f 100644
--- a/example/simple/src/main.c
+++ b/example/simple/src/main.c
@@ -1,5 +1,5 @@
 /*
- * Copyright(c) 2019-2021 Intel Corporation
+ * Copyright(c) 2019-2022 Intel Corporation
  * SPDX-License-Identifier: BSD-3-Clause
  */
 
@@ -260,11 +260,12 @@ int submit_io(ocf_core_t core, struct volume_data *data,
 		uint64_t addr, uint64_t len, int dir, ocf_end_io_t cmpl)
 {
 	ocf_cache_t cache = ocf_core_get_cache(core);
+	ocf_volume_t core_vol = ocf_core_get_front_volume(core);
 	struct cache_priv *cache_priv = ocf_cache_get_priv(cache);
 	struct ocf_io *io;
 
 	/* Allocate new io */
-	io = ocf_core_new_io(core, cache_priv->io_queue, addr, len, dir, 0, 0);
+	io = ocf_volume_new_io(core_vol, cache_priv->io_queue, addr, len, dir, 0, 0);
 	if (!io)
 		return -ENOMEM;
 
diff --git a/inc/ocf_core.h b/inc/ocf_core.h
index 04fff9b..e372369 100644
--- a/inc/ocf_core.h
+++ b/inc/ocf_core.h
@@ -1,5 +1,5 @@
 /*
- * Copyright(c) 2012-2021 Intel Corporation
+ * Copyright(c) 2012-2022 Intel Corporation
  * SPDX-License-Identifier: BSD-3-Clause
  */
 
@@ -146,29 +146,6 @@ const char *ocf_core_get_name(ocf_core_t core);
  */
 ocf_core_state_t ocf_core_get_state(ocf_core_t core);
 
-/**
- * @brief Allocate new ocf_io
- *
- * @param[in] core Core object
- * @param[in] queue IO queue handle
- * @param[in] addr OCF IO destination address
- * @param[in] bytes OCF IO size in bytes
- * @param[in] dir OCF IO direction
- * @param[in] io_class OCF IO destination class
- * @param[in] flags OCF IO flags
- *
- * @retval ocf_io object
- */
-static inline struct ocf_io *ocf_core_new_io(ocf_core_t core, ocf_queue_t queue,
-		uint64_t addr, uint32_t bytes, uint32_t dir,
-		uint32_t io_class, uint64_t flags)
-{
-	ocf_volume_t volume = ocf_core_get_front_volume(core);
-
-	return ocf_volume_new_io(volume, queue, addr, bytes, dir,
-			io_class, flags);
-}
-
 /**
  * @brief Submit ocf_io
  *
diff --git a/tests/functional/pyocf/types/core.py b/tests/functional/pyocf/types/core.py
index 8defc8f..c22a79f 100644
--- a/tests/functional/pyocf/types/core.py
+++ b/tests/functional/pyocf/types/core.py
@@ -99,40 +99,12 @@ class Core:
     def get_handle(self):
         return self.handle
 
-    def new_io(
-        self, queue: Queue, addr: int, length: int, direction: IoDir,
-        io_class: int, flags: int
-    ):
-        if not self.cache:
-            raise Exception("Core isn't attached to any cache")
-
-        io = OcfLib.getInstance().ocf_core_new_io_wrapper(
-            self.handle, queue.handle, addr, length, direction, io_class, flags)
-
-        if io is None:
-            raise Exception("Failed to create io!")
-
-        return Io.from_pointer(io)
-
     def get_front_volume(self):
         return Volume.get_instance(lib.ocf_core_get_front_volume(self.handle))
 
     def get_volume(self):
         return Volume.get_instance(lib.ocf_core_get_volume(self.handle))
 
-    def new_core_io(
-        self,
-        queue: Queue,
-        addr: int,
-        length: int,
-        direction: IoDir,
-        io_class: int,
-        flags: int,
-    ):
-        return self.get_volume().new_io(
-            queue, addr, length, direction, io_class, flags
-        )
-
     def get_default_queue(self):
         return self.cache.get_default_queue()
 
@@ -250,13 +222,3 @@ lib.ocf_stats_collect_core.argtypes = [c_void_p, c_void_p, c_void_p, c_void_p, c
 lib.ocf_stats_collect_core.restype = c_int
 lib.ocf_core_get_info.argtypes = [c_void_p, c_void_p]
 lib.ocf_core_get_info.restype = c_int
-lib.ocf_core_new_io_wrapper.argtypes = [
-    c_void_p,
-    c_void_p,
-    c_uint64,
-    c_uint32,
-    c_uint32,
-    c_uint32,
-    c_uint64,
-]
-lib.ocf_core_new_io_wrapper.restype = c_void_p
diff --git a/tests/functional/pyocf/types/io.py b/tests/functional/pyocf/types/io.py
index 0bfea6d..e314a80 100644
--- a/tests/functional/pyocf/types/io.py
+++ b/tests/functional/pyocf/types/io.py
@@ -117,9 +117,6 @@ IoOps._fields_ = [("_set_data", IoOps.SET_DATA), ("_get_data", IoOps.GET_DATA)]
 lib = OcfLib.getInstance()
 lib.ocf_io_set_cmpl_wrapper.argtypes = [POINTER(Io), c_void_p, c_void_p, Io.END]
 
-lib.ocf_core_new_io_wrapper.argtypes = [c_void_p]
-lib.ocf_core_new_io_wrapper.restype = c_void_p
-
 lib.ocf_io_set_data.argtypes = [POINTER(Io), c_void_p, c_uint32]
 lib.ocf_io_set_data.restype = c_int
 
diff --git a/tests/functional/pyocf/wrappers/ocf_io_wrappers.c b/tests/functional/pyocf/wrappers/ocf_io_wrappers.c
index 7fe3f01..87e095d 100644
--- a/tests/functional/pyocf/wrappers/ocf_io_wrappers.c
+++ b/tests/functional/pyocf/wrappers/ocf_io_wrappers.c
@@ -6,13 +6,6 @@
 #include "ocf/ocf_io.h"
 #include "ocf/ocf_core.h"
 
-struct ocf_io *ocf_core_new_io_wrapper(ocf_core_t core, ocf_queue_t queue,
-		uint64_t addr, uint32_t bytes, uint32_t dir,
-		uint32_t io_class, uint64_t flags)
-{
-	return ocf_core_new_io(core, queue, addr, bytes, dir, io_class, flags);
-}
-
 void ocf_io_set_cmpl_wrapper(struct ocf_io *io, void *context,
 		void *context2, ocf_end_io_t fn)
 {