diff --git a/drivers/st/io/io_stm32image.c b/drivers/st/io/io_stm32image.c
index 70e4be3..9fa0c50 100644
--- a/drivers/st/io/io_stm32image.c
+++ b/drivers/st/io/io_stm32image.c
@@ -346,6 +346,9 @@
 			return result;
 		}
 
+		inv_dcache_range(round_up((uintptr_t)(local_buffer + length - hdr_sz),
+					  CACHE_WRITEBACK_GRANULE), *length_read - length + hdr_sz);
+
 		io_close(backend_handle);
 	}