diff --git a/src/spiffs_nucleus.c b/src/spiffs_nucleus.c
index ab5cde1..2752c32 100644
--- a/src/spiffs_nucleus.c
+++ b/src/spiffs_nucleus.c
@@ -1571,6 +1571,7 @@ s32_t spiffs_object_modify(spiffs_fd *fd, u32_t offset, u8_t *data, u32_t len) {
       // a full page, allocate and write a new page of data
       res = spiffs_page_allocate_data(fs, fd->obj_id & ~SPIFFS_OBJ_ID_IX_FLAG,
           &p_hdr, &data[written], to_write, page_offs, 1, &data_pix);
+      if (res != SPIFFS_OK) break;
       SPIFFS_DBG("modify: store new data page, "_SPIPRIpg":"_SPIPRIsp" offset:"_SPIPRIi", len "_SPIPRIi", written "_SPIPRIi"\n", data_pix, data_spix, page_offs, to_write, written);
     } else {
       // write to existing page, allocate new and copy unmodified data