diff --git a/cookiecutter.json b/cookiecutter.json
index 0b5845d..b9d4149 100644
--- a/cookiecutter.json
+++ b/cookiecutter.json
@@ -15,6 +15,7 @@
   "automerge_patch_v0": "n",
 
   "automerge_patch_regexp_blocklist": "",
+  "automerge_patch_v0_regexp_allowlist": "",
 
   "copyright_holder": "VSHN AG <info@vshn.ch>",
   "copyright_year": "1950",
diff --git a/hooks/post_gen_project.py b/hooks/post_gen_project.py
index f17f904..ab24969 100644
--- a/hooks/post_gen_project.py
+++ b/hooks/post_gen_project.py
@@ -13,6 +13,9 @@
 automerge_patch_v0 = "{{ cookiecutter.automerge_patch_v0 }}" == "y"
 
 automerge_patch_regexp_blocklist = "{{ cookiecutter.automerge_patch_regexp_blocklist }}"
+automerge_patch_v0_regexp_allowlist = (
+    "{{ cookiecutter.automerge_patch_v0_regexp_allowlist }}"
+)
 
 if not create_lib:
     shutil.rmtree("lib")
@@ -99,6 +102,32 @@
 
     renovatejson["packageRules"].append(patch_rule)
 
+# If automerging of patch updates for v0.x dependencies is disabled by default, but automerging
+# is requested for some v0.x package patterns, we generate an additional package rule that
+# enables automerge only for dependencies that are currently v0.x and which match one of the
+# provided patterns.
+# This rule is not required and therefore not generated when `automerge_patch_v0` is enabled
+# globally. If you want to disable automerging for some v0.x patch level updates but merge those
+# updates by default, you can specify patterns for which no patch level updates should be merged
+# in cookiecutter argument `automerge_patch_regexp_blocklist`.
+if not automerge_patch_v0 and len(automerge_patch_v0_regexp_allowlist) > 0:
+    patterns = automerge_patch_v0_regexp_allowlist.split(";")
+    patch_v0_rule = {
+        "matchUpdateTypes": ["patch"],
+        # only apply for packages whose current version matches `v?0\.`
+        "matchCurrentVersion": "/^v?0\\./",
+        "automerge": True,
+        # NOTE: We can't use Platform Automerge because the repositories are configured manually,
+        # so we can't be sure the "require status checks" option is always enabled, and without
+        # that, platformAutomerge does not wait for tests to pass.
+        "platformAutomerge": False,
+        # NOTE: We need to add all the labels we want here, renovate doesn't inherit globally
+        # specified labels for package rules
+        "labels": ["dependency", "automerge"],
+        "matchPackagePatterns": patterns,
+    }
+    renovatejson["packageRules"].append(patch_v0_rule)
+
 # NOTE: Later rules in `packageRules` take precedence
 
 with open("renovate.json", "w", encoding="utf-8") as f: