diff --git a/pdm.lock b/pdm.lock
index ba259290290b2f7fe05184ab3373851c3ce5ef91..cc8dcde1b2fb6f96797184884dee142114b2c46d 100644
--- a/pdm.lock
+++ b/pdm.lock
@@ -172,7 +172,7 @@ summary = "A Python implementation of Lunr.js"
 future = ">=0.16.0"
 six = ">=1.11.0"
 nltk = ">=3.2.5"
-lunr = "==0.5.6"
+lunr = {marker = "python_version >= '3.5'", version = "==0.5.6"}
 
 [[package]]
 name = "markdown"
@@ -386,7 +386,7 @@ six = "*"
 [[package]]
 name = "python-cfonts"
 sections = ["default"]
-version = "1.2.0"
+version = "1.3.0"
 marker = "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3, 3.4'"
 summary = "Sexy fonts for the console"
 
@@ -733,9 +733,9 @@ summary = "Backport of pathlib-compatible object wrapper for zip files"
     {file = "pytest_xdist-1.32.0-py2.py3-none-any.whl", hash = "sha256:ba5ec9fde3410bd9a116ff7e4f26c92e02fa3d27975ef3ad03f330b3d4b54e91"},
     {file = "pytest-xdist-1.32.0.tar.gz", hash = "sha256:1d4166dcac69adb38eeaedb88c8fada8588348258a3492ab49ba9161f2971129"},
 ]
-"python-cfonts 1.2.0" = [
-    {file = "python_cfonts-1.2.0-py2.py3-none-any.whl", hash = "sha256:b5f0657fee522afc294a2311738cbfaaebcc11b703d7c96ce31ae064b3ac43bd"},
-    {file = "python-cfonts-1.2.0.tar.gz", hash = "sha256:27c5ac08fdb0a46a7d1a8ef9031cc9456475a29921a721555fad1f59715e5d37"},
+"python-cfonts 1.3.0" = [
+    {file = "python_cfonts-1.3.0-py2.py3-none-any.whl", hash = "sha256:03c1cbd31017d179555741e0889bd5715b62a126d025cf158672671c73b3b3ab"},
+    {file = "python-cfonts-1.3.0.tar.gz", hash = "sha256:430c354e28492f2da1c5cde86066f2754415db657024e6ec41201064acd18e69"},
 ]
 "pythonfinder 1.2.3" = [
     {file = "pythonfinder-1.2.3-py2.py3-none-any.whl", hash = "sha256:b1acde43cfc6f5aea1ad66bdd18cf33bbc6dc1f1fcc2dbeb158733eb13012c2d"},