diff --git a/.renovaterc.json b/.renovaterc.json
index 6571049d..9e84c396 100644
--- a/.renovaterc.json
+++ b/.renovaterc.json
@@ -189,6 +189,17 @@
                 ]
             }
         },
+        {
+            "description": "Update lock files for development dependencies",
+            "matchUpdateTypes": [
+                "lockFileMaintenance"
+            ],
+            "postUpgradeTasks": {
+                "commands": [
+                    "pdm update --lockfile pdm.dev.lock --no-default --dev --no-sync --update-eager"
+                ]
+            }
+        },
         {
             "commitMessageTopic": "serious-scaffold-python",
             "description": "Update template with copier when a new version is released",
diff --git a/template/.renovaterc.json.jinja b/template/.renovaterc.json.jinja
index 9a13bf2d..91d44eff 100644
--- a/template/.renovaterc.json.jinja
+++ b/template/.renovaterc.json.jinja
@@ -204,6 +204,17 @@
             }
         },
 [% endif %]
+        {
+            "description": "Update lock files for development dependencies",
+            "matchUpdateTypes": [
+                "lockFileMaintenance"
+            ],
+            "postUpgradeTasks": {
+                "commands": [
+                    "pdm update --lockfile pdm.dev.lock --no-default --dev --no-sync --update-eager"
+                ]
+            }
+        },
         {
             "commitMessageTopic": "serious-scaffold-python",
             "description": "Update template with copier when a new version is released",