diff --git a/headnote/strategy/common.py b/headnote/strategy/common.py
index 7b931df..8eb5515 100644
--- a/headnote/strategy/common.py
+++ b/headnote/strategy/common.py
@@ -165,7 +165,7 @@ def cluster_pages(
         clusters = utilo.three_side_equal_cluster(  # pylint:disable=E1123
             todo=with_box,
             max_diff=COMMON_HEADER_ERROR_MAX,
-            min_elementae=cluster_length_min,
+            min_elements=cluster_length_min,
         )
         if not clusters:
             return None
diff --git a/pyproject.toml b/pyproject.toml
index 27042eb..d5f4ddb 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -42,9 +42,9 @@ dev = [
     "gennex==1.0.3",
     "rawmaker>=2.40.5,<3.0.0",
     "pdflog>=1.0.2,<2.0.0",
-    "ibidem>=1.0.0,<2.0.0",
+    "ibidem>=1.0.2,<2.0.0",
     "groupmes>=1.1.0,<2.0.0",
-    "mundare>=1.0.1,<2.0.0",
+    "mundare>=1.0.2,<2.0.0",
 ]
 
 [project.urls]