diff --git a/packages/nextcloud-mcp-server/package.nix b/packages/nextcloud-mcp-server/package.nix
index 3c2cb20..73e551c 100644
--- a/packages/nextcloud-mcp-server/package.nix
+++ b/packages/nextcloud-mcp-server/package.nix
@@ -152,7 +152,7 @@ python3Packages.buildPythonApplication rec {
     googleapis-common-protos opentelemetry-api opentelemetry-proto
     opentelemetry-semantic-conventions opentelemetry-sdk
     x-wr-timezone opentelemetry-util-http opentelemetry-exporter-otlp-proto-common
-    opentelemetry-instrumentation recurring-ical-events
+    opentelemetry-instrumentation recurring-ical-events icalendar-searcher
     opentelemetry-exporter-otlp-proto-grpc qdrant-client
     opentelemetry-instrumentation-asgi opentelemetry-instrumentation-httpx
     opentelemetry-instrumentation-logging langchain-text-splitters mistralai caldav