diff --git a/subsys/mpsl/fem/common/include/mpsl_fem_twi_drv.h b/subsys/mpsl/fem/common/include/mpsl_fem_twi_drv.h
index a61800ab801e..db01f405f238 100644
--- a/subsys/mpsl/fem/common/include/mpsl_fem_twi_drv.h
+++ b/subsys/mpsl/fem/common/include/mpsl_fem_twi_drv.h
@@ -14,7 +14,7 @@
 /** @brief Structure representing an I2C bus driver for a Front-End Module. */
 typedef struct {
 	const struct device *dev;
-	nrfx_twim_evt_handler_t nrfx_twim_callback_saved;
+	nrfx_twim_event_handler_t nrfx_twim_callback_saved;
 	void *nrfx_twim_callback_ctx_saved;
 	mpsl_fem_twi_async_xfer_write_cb_t fem_twi_async_xfwr_write_cb;
 	void *fem_twi_async_xfwr_write_cb_ctx;
diff --git a/subsys/mpsl/fem/common/mpsl_fem_twi_drv.c b/subsys/mpsl/fem/common/mpsl_fem_twi_drv.c
index dfd8f94fdd17..afbebaa86fef 100644
--- a/subsys/mpsl/fem/common/mpsl_fem_twi_drv.c
+++ b/subsys/mpsl/fem/common/mpsl_fem_twi_drv.c
@@ -28,29 +28,29 @@ static int32_t mpsl_fem_twi_drv_impl_xfer_write(void *p_instance, uint8_t slave_
 }
 
 static inline void mpsl_fem_twi_drv_nrfx_twim_callback_replace(mpsl_fem_twi_drv_t *drv,
-							       nrfx_twim_evt_handler_t callback)
+							       nrfx_twim_event_handler_t callback)
 {
 	const struct i2c_nrfx_twim_common_config *config = drv->dev->config;
-	nrfx_err_t err;
+	int err;
 
-	nrfx_twim_callback_get(&config->twim, &drv->nrfx_twim_callback_saved,
+	nrfx_twim_callback_get(config->twim, &drv->nrfx_twim_callback_saved,
 		&drv->nrfx_twim_callback_ctx_saved);
 
-	err = nrfx_twim_callback_set(&config->twim, callback, drv);
+	err = nrfx_twim_callback_set(config->twim, callback, drv);
 
-	__ASSERT_NO_MSG(err == NRFX_SUCCESS);
+	__ASSERT_NO_MSG(err >= 0);
 	(void)err;
 }
 
 static inline void mpsl_fem_twi_drv_nrfx_twim_callback_restore(mpsl_fem_twi_drv_t *drv)
 {
 	const struct i2c_nrfx_twim_common_config *config = drv->dev->config;
-	nrfx_err_t err;
+	int err;
 
-	err = nrfx_twim_callback_set(&config->twim, drv->nrfx_twim_callback_saved,
+	err = nrfx_twim_callback_set(config->twim, drv->nrfx_twim_callback_saved,
 		drv->nrfx_twim_callback_ctx_saved);
 
-	__ASSERT_NO_MSG(err == NRFX_SUCCESS);
+	__ASSERT_NO_MSG(err >= 0);
 	(void)err;
 }
 
@@ -91,26 +91,20 @@ static int32_t mpsl_fem_twi_drv_impl_xfer_write_async(void *p_instance, uint8_t
 		.p_primary_buf = (uint8_t *)p_data,
 		.primary_length = data_length,
 	};
-	nrfx_err_t err;
-	int32_t ret = 0;
+	int err;
 
 	drv->fem_twi_async_xfwr_write_cb = p_callback;
 	drv->fem_twi_async_xfwr_write_cb_ctx = p_context;
 
 	mpsl_fem_twi_drv_nrfx_twim_callback_replace(drv, mpsl_fem_twi_drv_nrfx_twim_evt_handler);
 
-	err = nrfx_twim_xfer(&config->twim, &cur_xfer, 0);
+	err = nrfx_twim_xfer(config->twim, &cur_xfer, 0);
 
-	if (err != NRFX_SUCCESS) {
+	if (err < 0) {
 		mpsl_fem_twi_drv_nrfx_twim_callback_restore(drv);
-		if (err == NRFX_ERROR_BUSY) {
-			ret = -EBUSY;
-		} else {
-			ret = -EIO;
-		}
 	}
 
-	return ret;
+	return err;
 }
 
 static uint32_t mpsl_fem_twi_drv_frequency_hz_get(mpsl_fem_twi_drv_t *drv)
diff --git a/west.yml b/west.yml
index 80c46100bc5f..0bf557a02e90 100644
--- a/west.yml
+++ b/west.yml
@@ -66,7 +66,7 @@ manifest:
     # https://developer.nordicsemi.com/nRF_Connect_SDK/doc/latest/zephyr/guides/modules.html
     - name: zephyr
       repo-path: sdk-zephyr
-      revision: 079d80388a6240f572442ce7021f1aab31a56139
+      revision: pull/3395/head
       import:
         # In addition to the zephyr repository itself, NCS also
         # imports the contents of zephyr/west.yml at the above
@@ -280,7 +280,7 @@ manifest:
       path: nrfx
       groups:
         - nrfx
-      revision: 7ed74ac12ab94f561af820da8fb7089a0323e6de
+      revision: pull/984/head
 
   # West-related configuration for the nrf repository.
   self: