diff --git a/dangerzone/util.py b/dangerzone/util.py
index a5063a0..bcad701 100644
--- a/dangerzone/util.py
+++ b/dangerzone/util.py
@@ -5,11 +5,14 @@ import sys
 import traceback
 import unicodedata
 
-import appdirs
+try:
+    import platformdirs
+except ImportError:
+    import appdirs as platformdirs
 
 
 def get_config_dir() -> str:
-    return appdirs.user_config_dir("dangerzone")
+    return platformdirs.user_config_dir("dangerzone")
 
 
 def get_resource_path(filename: str) -> str:
diff --git a/pyproject.toml b/pyproject.toml
index d5ceb6e..d021422 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -15,7 +15,7 @@ include = [
 [tool.poetry.dependencies]
 python = ">=3.9,<3.13"
 click = "*"
-appdirs = "*"
+platformdirs = "*"
 PySide6 = "^6.7.1"
 PyMuPDF = "^1.23.3"  # The version in Fedora 39
 colorama = "*"