diff --git a/libs/main/types/pibytearray.h b/libs/main/types/pibytearray.h
index 14fd688f..5d0ada7f 100644
--- a/libs/main/types/pibytearray.h
+++ b/libs/main/types/pibytearray.h
@@ -1105,9 +1105,18 @@ public:
 	//! \~english Add to the end byte array "data"
 	//! \~russian Добавляет в конец массива содержимое массива "data"
 	PIByteArray & append(const PIByteArray & data_) {
+#ifdef CC_GCC
+#  pragma GCC diagnostic push
+#  pragma GCC diagnostic ignored "-Wstringop-overflow"
+#  pragma GCC diagnostic ignored "-Warray-bounds"
+#  pragma GCC diagnostic ignored "-Wrestrict"
+#endif
 		const size_t ps = size();
 		enlarge(data_.size_s());
 		memcpy(data(ps), data_.data(), data_.size());
+#ifdef CC_GCC
+#  pragma GCC diagnostic pop
+#endif
 		return *this;
 	}