diff --git a/shared/nm-std-aux/nm-std-aux.h b/shared/nm-std-aux/nm-std-aux.h
index ea43c96965..91cd6c37fa 100644
--- a/shared/nm-std-aux/nm-std-aux.h
+++ b/shared/nm-std-aux/nm-std-aux.h
@@ -667,4 +667,13 @@ nm_utils_addr_family_from_size (size_t len)
 #define nm_assert_addr_family(addr_family) \
 	nm_assert (NM_IN_SET ((addr_family), NM_AF_INET, NM_AF_INET6))
 
+#define NM_IS_IPv4(addr_family) \
+	({ \
+		const int _addr_family = (addr_family); \
+		\
+		nm_assert_addr_family (_addr_family); \
+		\
+		(_addr_family == NM_AF_INET); \
+	})
+
 #endif /* __NM_STD_AUX_H__ */