diff --git a/docx-core/src/documents/document_rels.rs b/docx-core/src/documents/document_rels.rs
index ba4f5f6..5a504a6 100644
--- a/docx-core/src/documents/document_rels.rs
+++ b/docx-core/src/documents/document_rels.rs
@@ -2,18 +2,25 @@ use crate::documents::BuildXML;
 use crate::xml_builder::*;
 
 #[derive(Debug)]
-pub struct DocumentRels {}
+pub struct DocumentRels {
+    pub(crate) has_comments: bool,
+    pub(crate) has_numberings: bool,
+}
 
 impl DocumentRels {
     pub fn new() -> DocumentRels {
-        DocumentRels {}
+        DocumentRels {
+            has_comments: false,
+            has_numberings: false,
+        }
     }
 }
 
 impl BuildXML for DocumentRels {
     fn build(&self) -> Vec<u8> {
-        let b = XMLBuilder::new();
-        b.declaration(None)
+        let mut b = XMLBuilder::new();
+        b = b
+            .declaration(None)
             .open_relationships("http://schemas.openxmlformats.org/package/2006/relationships")
             .relationship(
                 "rId1",
@@ -22,25 +29,31 @@ impl BuildXML for DocumentRels {
             )
             .relationship(
                 "rId2",
-                "http://schemas.openxmlformats.org/officeDocument/2006/relationships/numbering",
-                "numbering.xml",
-            )
-            .relationship(
-                "rId3",
-                "http://schemas.openxmlformats.org/officeDocument/2006/relationships/comments",
-                "comments.xml",
-            )
-            .relationship(
-                "rId4",
                 "http://schemas.openxmlformats.org/officeDocument/2006/relationships/fontTable",
                 "fontTable.xml",
             )
             .relationship(
-                "rId5",
+                "rId3",
                 "http://schemas.openxmlformats.org/officeDocument/2006/relationships/settings",
                 "settings.xml",
+            );
+
+        if self.has_comments {
+            b = b.relationship(
+                "rId4",
+                "http://schemas.openxmlformats.org/officeDocument/2006/relationships/comments",
+                "comments.xml",
             )
-            .close()
-            .build()
+        }
+
+        if self.has_numberings {
+            b = b.relationship(
+                "rId5",
+                "http://schemas.openxmlformats.org/officeDocument/2006/relationships/numbering",
+                "numbering.xml",
+            )
+        }
+
+        b.close().build()
     }
 }
diff --git a/docx-core/src/documents/mod.rs b/docx-core/src/documents/mod.rs
index f7ca25f..33d4ca2 100644
--- a/docx-core/src/documents/mod.rs
+++ b/docx-core/src/documents/mod.rs
@@ -154,6 +154,11 @@ impl Docx {
                 _ => {}
             }
         }
+        // If this document has comments, set comments.xml to document_rels.
+        // This is because comments.xml without comment cause an error on word online.
+        if comments.len() > 0 {
+            self.document_rels.has_comments = true;
+        }
         self.comments.add_comments(comments);
     }
 }
diff --git a/docx-wasm/pkg/index.d.ts b/docx-wasm/pkg/index.d.ts
index a56b8da..2a94e51 100644
--- a/docx-wasm/pkg/index.d.ts
+++ b/docx-wasm/pkg/index.d.ts
@@ -340,6 +340,11 @@ export class Table {
 * @returns {Table} 
 */
   align(v: number): Table;
+/**
+* @param {number} w 
+* @returns {Table} 
+*/
+  width(w: number): Table;
 }
 /**
 */
diff --git a/docx-wasm/pkg/index.js b/docx-wasm/pkg/index.js
index 69302c5..87af7d2 100644
--- a/docx-wasm/pkg/index.js
+++ b/docx-wasm/pkg/index.js
@@ -972,6 +972,19 @@ export class Table {
         const ret = wasm.table_align(ptr, v);
         return Table.__wrap(ret);
     }
+    /**
+    * @param {number} w
+    * @returns {Table}
+    */
+    width(w) {
+        if (this.ptr == 0) throw new Error('Attempt to use a moved value');
+        const ptr = this.ptr;
+        this.ptr = 0;
+        _assertNum(ptr);
+        _assertNum(w);
+        const ret = wasm.table_width(ptr, w);
+        return Table.__wrap(ret);
+    }
 }
 /**
 */
diff --git a/docx-wasm/pkg/index_bg.d.ts b/docx-wasm/pkg/index_bg.d.ts
index 348bce1..41a76c2 100644
--- a/docx-wasm/pkg/index_bg.d.ts
+++ b/docx-wasm/pkg/index_bg.d.ts
@@ -44,6 +44,7 @@ export function table_add_row(a: number, b: number): number;
 export function table_set_grid(a: number, b: number, c: number): number;
 export function table_indent(a: number, b: number): number;
 export function table_align(a: number, b: number): number;
+export function table_width(a: number, b: number): number;
 export function __wbg_numbering_free(a: number): void;
 export function createNumbering(a: number): number;
 export function numbering_add_level(a: number, b: number): number;
diff --git a/docx-wasm/pkg/index_bg.wasm b/docx-wasm/pkg/index_bg.wasm
index 0f39fa8..a476bc4 100644
Binary files a/docx-wasm/pkg/index_bg.wasm and b/docx-wasm/pkg/index_bg.wasm differ