diff --git a/src/utils/edgeUtils.ts b/src/utils/edgeUtils.ts
index e9b7053..14a8c3a 100644
--- a/src/utils/edgeUtils.ts
+++ b/src/utils/edgeUtils.ts
@@ -191,9 +191,9 @@ function getNodeIntersection(
 ): { x: number; y: number; angle: number } {
   // Use positionAbsolute for correct positioning of nodes inside groups
   // positionAbsolute accounts for parent group offset, while position is relative
-  // @ts-ignore - internals.positionAbsolute exists at runtime but not in public types
+  // @ts-expect-error - internals.positionAbsolute exists at runtime but not in public types
   const intersectionNodePosition = intersectionNode.internals?.positionAbsolute ?? intersectionNode.position;
-  // @ts-ignore - internals.positionAbsolute exists at runtime but not in public types
+  // @ts-expect-error - internals.positionAbsolute exists at runtime but not in public types
   const targetPosition = targetNode.internals?.positionAbsolute ?? targetNode.position;
 
   // Use measured dimensions from React Flow (stored in node.measured)
diff --git a/src/utils/handleMigration.ts b/src/utils/handleMigration.ts
index a693865..f74fd33 100644
--- a/src/utils/handleMigration.ts
+++ b/src/utils/handleMigration.ts
@@ -18,12 +18,13 @@ const OLD_HANDLE_POSITIONS = ['top', 'right', 'bottom', 'left'] as const;
 export function migrateRelationHandles(relation: SerializedRelation): SerializedRelation {
   // Check if either handle uses old format
   const hasOldSourceHandle =
-    relation.sourceHandle != null && OLD_HANDLE_POSITIONS.includes(relation.sourceHandle as any);
+    relation.sourceHandle != null && OLD_HANDLE_POSITIONS.includes(relation.sourceHandle as typeof OLD_HANDLE_POSITIONS[number]);
   const hasOldTargetHandle =
-    relation.targetHandle != null && OLD_HANDLE_POSITIONS.includes(relation.targetHandle as any);
+    relation.targetHandle != null && OLD_HANDLE_POSITIONS.includes(relation.targetHandle as typeof OLD_HANDLE_POSITIONS[number]);
 
   // If old format detected, remove handle fields entirely for floating edge pattern
   if (hasOldSourceHandle || hasOldTargetHandle) {
+    // eslint-disable-next-line @typescript-eslint/no-unused-vars
     const { sourceHandle, targetHandle, ...relationWithoutHandles } = relation;
     return relationWithoutHandles;
   }