diff --git a/.github/workflows/testing.yml b/.github/workflows/testing.yml
index dcacf57..bbacf25 100644
--- a/.github/workflows/testing.yml
+++ b/.github/workflows/testing.yml
@@ -39,7 +39,7 @@ jobs:
       matrix:
         os: [ubuntu-latest]
         python-version: [3.9, '3.10', 3.11, 3.12]
-        pandoc-version: [2.9.2, 2.14.0.3]
+        pandoc-version: [2.14.0.3, 3.6.2]
     runs-on: ${{ matrix.os }}
 
     steps:
diff --git a/src/mkdocs_bibtex/registry.py b/src/mkdocs_bibtex/registry.py
index a514493..ad0d00b 100644
--- a/src/mkdocs_bibtex/registry.py
+++ b/src/mkdocs_bibtex/registry.py
@@ -164,7 +164,7 @@ def _process_with_pandoc(citation_blocks: list[CitationBlock], bib_data: str, cs
     reference_cache = {}
 
     # Pattern for format with .csl-left-margin and .csl-right-inline
-    pattern1 = r"::: \{#ref-(?P<key>[^\s]+) .csl-entry\}\n\[.*?\]\{\.csl-left-margin\}\[(?P<citation>.*?)\]\{\.csl-right-inline\}"
+    pattern1 = r"::: \{#ref-(?P<key>[^\s]+) .csl-entry\}\n\[.*?\]\{\.csl-left-margin\}\[(?P<citation>.*?)\]\{\.csl-right-inline\}"  # noqa: E501
 
     # Pattern for simple reference format
     pattern2 = r"::: \{#ref-(?P<key>[^\s]+) .csl-entry\}\n(?P<citation>.*?)(?=:::|$)"