diff --git a/src/libnm-core-impl/tests/test-general.c b/src/libnm-core-impl/tests/test-general.c
index 84d9caaea..0feff6d1d 100644
--- a/src/libnm-core-impl/tests/test-general.c
+++ b/src/libnm-core-impl/tests/test-general.c
@@ -10471,7 +10471,7 @@ test_nm_ip_addr_zero(void)
     g_assert_cmpstr(nm_inet_ntop(AF_INET, &nm_ip_addr_zero, buf), ==, "0.0.0.0");
     g_assert_cmpstr(nm_inet_ntop(AF_INET6, &nm_ip_addr_zero, buf), ==, "::");
 
-    G_STATIC_ASSERT_EXPR(sizeof(a) == sizeof(a.array));
+    G_STATIC_ASSERT_EXPR(sizeof(a) == sizeof(a.addr_ptr));
 }
 
 static void
diff --git a/src/libnm-glib-aux/nm-inet-utils.h b/src/libnm-glib-aux/nm-inet-utils.h
index 2938075af..af7620179 100644
--- a/src/libnm-glib-aux/nm-inet-utils.h
+++ b/src/libnm-glib-aux/nm-inet-utils.h
@@ -8,12 +8,11 @@ typedef union _NMIPAddr {
     in_addr_t       addr4;
     struct in_addr  addr4_struct;
     struct in6_addr addr6;
-    guint8          array[sizeof(struct in6_addr)];
 } NMIPAddr;
 
-#define NM_IP_ADDR_INIT \
-    {                   \
-        .array = { 0 }  \
+#define NM_IP_ADDR_INIT   \
+    {                     \
+        .addr_ptr = { 0 } \
     }
 
 #define _NM_IN6ADDR_INIT(a0, a1, a2, a3, a4, a5, a6, a7, a8, a9, aa, ab, ac, ad, ae, af) \
@@ -108,7 +107,7 @@ nm_ip_addr_init(int addr_family, gconstpointer src)
 
         /* ensure all bytes of the union are initialized. If only to make
          * valgrind happy. */
-        memset(&a.array[sizeof(in_addr_t)], 0, sizeof(a) - sizeof(in_addr_t));
+        memset(&a.addr_ptr[sizeof(in_addr_t)], 0, sizeof(a) - sizeof(in_addr_t));
     } else
         memcpy(&a, src, sizeof(struct in6_addr));