diff --git a/src/libnm-glib-aux/tests/test-shared-general.c b/src/libnm-glib-aux/tests/test-shared-general.c
index 46689947e1..1fc9b6f0c9 100644
--- a/src/libnm-glib-aux/tests/test-shared-general.c
+++ b/src/libnm-glib-aux/tests/test-shared-general.c
@@ -781,6 +781,9 @@ test_nm_utils_get_next_realloc_size(void)
         {NM_UTILS_GET_NEXT_REALLOC_SIZE_232,
          NM_UTILS_GET_NEXT_REALLOC_SIZE_232,
          NM_UTILS_GET_NEXT_REALLOC_SIZE_232},
+        {NM_UTILS_GET_NEXT_REALLOC_SIZE_488,
+         NM_UTILS_GET_NEXT_REALLOC_SIZE_488,
+         NM_UTILS_GET_NEXT_REALLOC_SIZE_488},
         {NM_UTILS_GET_NEXT_REALLOC_SIZE_1000,
          NM_UTILS_GET_NEXT_REALLOC_SIZE_1000,
          NM_UTILS_GET_NEXT_REALLOC_SIZE_1000},
diff --git a/src/libnm-std-aux/nm-std-utils.h b/src/libnm-std-aux/nm-std-utils.h
index 76d49d2f5f..0d864af9d9 100644
--- a/src/libnm-std-aux/nm-std-utils.h
+++ b/src/libnm-std-aux/nm-std-utils.h
@@ -30,6 +30,7 @@
 #define NM_UTILS_GET_NEXT_REALLOC_SIZE_40   ((size_t) 40)
 #define NM_UTILS_GET_NEXT_REALLOC_SIZE_104  ((size_t) 104)
 #define NM_UTILS_GET_NEXT_REALLOC_SIZE_232  ((size_t) 232)
+#define NM_UTILS_GET_NEXT_REALLOC_SIZE_488  ((size_t) 488)
 #define NM_UTILS_GET_NEXT_REALLOC_SIZE_1000 ((size_t) 1000)
 
 size_t nm_utils_get_next_realloc_size(bool true_realloc, size_t requested);