diff --git a/.gitignore b/.gitignore
index 183037e..318cfe6 100644
--- a/.gitignore
+++ b/.gitignore
@@ -3,4 +3,5 @@ vendor/
 /demo/bower_components
 /demo/node_modules
 .DS_Store
-.idea
\ No newline at end of file
+.idea
+.phpunit.result.cache
\ No newline at end of file
diff --git a/lib/Caxy/HtmlDiff/ListDiffLines.php b/lib/Caxy/HtmlDiff/ListDiffLines.php
index cfc68c7..ea3cb8c 100644
--- a/lib/Caxy/HtmlDiff/ListDiffLines.php
+++ b/lib/Caxy/HtmlDiff/ListDiffLines.php
@@ -87,12 +87,19 @@ protected function listByLines(string $old, string $new) : string
         $new = mb_encode_numericentity($new, [0x80, 0x10FFFF, 0, ~0], 'UTF-8');
         $old = mb_encode_numericentity($old, [0x80, 0x10FFFF, 0, ~0], 'UTF-8');
 
+        // Suppress libxml errors to avoid warnings from malformed HTML fragments
+        $previousLibxmlUseInternalErrors = libxml_use_internal_errors(true);
+
         $newDom = new DOMDocument();
         $newDom->loadHTML($new);
 
         $oldDom = new DOMDocument();
         $oldDom->loadHTML($old);
 
+        // Restore previous libxml error handling state
+        libxml_clear_errors();
+        libxml_use_internal_errors($previousLibxmlUseInternalErrors);
+
         $newListNode = $this->findListNode($newDom);
         $oldListNode = $this->findListNode($oldDom);
 
@@ -405,9 +412,16 @@ private function setInnerHtml(DOMNode $node, string $html) : void
 
         $node->nodeValue = '';
 
+        // Suppress libxml errors to avoid warnings from malformed HTML fragments
+        $previousLibxmlUseInternalErrors = libxml_use_internal_errors(true);
+
         $bufferDom = new DOMDocument('1.0', 'UTF-8');
         $bufferDom->loadHTML($html);
 
+        // Restore previous libxml error handling state
+        libxml_clear_errors();
+        libxml_use_internal_errors($previousLibxmlUseInternalErrors);
+
         $bodyNode = $bufferDom->getElementsByTagName('body')->item(0);
 
         foreach ($bodyNode->childNodes as $childNode) {
diff --git a/lib/Caxy/HtmlDiff/Table/TableDiff.php b/lib/Caxy/HtmlDiff/Table/TableDiff.php
index ed46d94..4ff899f 100644
--- a/lib/Caxy/HtmlDiff/Table/TableDiff.php
+++ b/lib/Caxy/HtmlDiff/Table/TableDiff.php
@@ -626,9 +626,16 @@ protected function buildTableDoms()
      */
     protected function createDocumentWithHtml($text)
     {
+        // Suppress libxml errors to avoid warnings from malformed HTML fragments
+        $previousLibxmlUseInternalErrors = libxml_use_internal_errors(true);
+
         $dom = new \DOMDocument();
         $dom->loadHTML(htmlspecialchars_decode(iconv('UTF-8', 'ISO-8859-1//IGNORE', htmlentities($text, ENT_COMPAT, 'UTF-8')), ENT_QUOTES));
 
+        // Restore previous libxml error handling state
+        libxml_clear_errors();
+        libxml_use_internal_errors($previousLibxmlUseInternalErrors);
+
         return $dom;
     }
 
diff --git a/tests/fixtures/HtmlDiff/nested-list-warning.html b/tests/fixtures/HtmlDiff/nested-list-warning.html
new file mode 100644
index 0000000..1a4d590
--- /dev/null
+++ b/tests/fixtures/HtmlDiff/nested-list-warning.html
@@ -0,0 +1,46 @@
+<options>
+    <option type="boolean" name="setKeepNewLines" value="true" />
+</options>
+
+<oldText><ol>
+        <li>
+          <ol>
+            <li>This sentence.</li>
+          </ol>
+        </li>
+        <li>:
+          <ol>
+            <li>Another item</li>
+          </ol>
+        </li>
+      </ol>
+      <ol>
+        <li>:</li>
+        <li>Saturn</li>
+      </ol></oldText>
+
+<newText><ol>
+    <li>
+     <ol>
+     <li>This sentence.</li>
+     </ol>
+     </li>
+     <li>:
+      <ol>
+      <li>Another item</li>
+      </ol>
+      </li>
+      <li>:
+      <ol>
+      <li>Saturn</li>
+      </ol>
+      </li>
+    </ol></newText>
+
+<expected><ol class="diff-list"><li class="normal new"><ins>
+     <ol>
+     <li>This sentence.</li>
+     </ol>
+     </ins></li><li class="normal"><ins class="diffins">:
+      </ins><ol class="diff-list"><li class="removed"><del>This sentence.</del></li><li class="replacement"><ins>Another item</ins></li></ol></li><li class="normal">:
+      <ol class="diff-list"><li class="removed"><del>Another item</del></li><li class="replacement"><ins>Saturn</ins></li></ol></li></ol><ol class="diffmod"><li class="diffmod"><del class="diffdel">:</del></li><li class="diffmod"><del class="diffdel">Saturn</del></li></ol></expected>