diff --git a/pyproject.toml b/pyproject.toml
index 3b1f027..532894f 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -57,10 +57,10 @@ readme = "README.md"
 # is installed:
 dependencies = [
     'Jinja2==3.1.3',               # to generate LaTeX and Markdown files
-    'phonenumbers==8.13.34',       # to validate phone numbers
+    'phonenumbers==8.13.36',       # to validate phone numbers
     'email-validator==2.1.1',      # to validate email addresses
-    'pydantic==2.7.0',             # to validate and parse the input file
-    'pydantic-extra-types==2.6.0', # to validate some extra types
+    'pydantic==2.7.1',             # to validate and parse the input file
+    'pydantic-extra-types==2.7.0', # to validate some extra types
     'ruamel.yaml==0.18.6',         # to parse YAML files
     'typer==0.12.3',               # to create the command-line interface
     "markdown==3.6",               # to convert Markdown to HTML
@@ -102,22 +102,22 @@ rendercv = 'rendercv.__main__:app'
 # users of RenderCV will build the documentation, so these are optional dependencies.
 
 docs = [
-    "mkdocs-material==9.5.17",     # to build docs
-    "mkdocstrings-python==1.9.2",  # to build reference documentation from docstrings
+    "mkdocs-material==9.5.21",     # to build docs
+    "mkdocstrings-python==1.10.0",  # to build reference documentation from docstrings
     "pdfCropMargins==2.1.2",       # to generate entry figures for the documentation
     "pillow==10.1.0",              # lock the dependency of pdfCropMargins
     "PySimpleGUI==4.24.0",         # lock the dependency of pdfCropMargins
     "mkdocs-macros-plugin==1.0.5", # to be able to have dynamic content in the documentation
 ]
 tests = [
-    "pytest==8.1.1",        # to run the tests
-    "coverage==7.4.4",      # to generate coverage reports
+    "pytest==8.2.0",        # to run the tests
+    "coverage==7.5.1",      # to generate coverage reports
     "time-machine==2.14.1", # to select an arbitrary date and time for testing
     "pypdf==4.2.0",         # to read PDF files
 ]
 dev = [
-    "ruff==0.3.7",   # to lint the code
-    "black==24.4.0", # to format the code
+    "ruff==0.4.3",   # to lint the code
+    "black==24.4.2", # to format the code
 ]