diff --git a/nuztf/base_scanner.py b/nuztf/base_scanner.py
index 2c41f62..e320ca0 100644
--- a/nuztf/base_scanner.py
+++ b/nuztf/base_scanner.py
@@ -209,9 +209,9 @@ def add_res_to_cache(self, res):
             ):
                 self.cache[res_alert["objectId"]] = res_alert
 
-    def add_to_cache_by_names(self, *args):
-        for ztf_name in args:
-            query_res = ampel_api_name(ztf_name, logger=self.logger)
+    def add_to_cache_by_names(self, ztf_ids: list):
+        for ztf_id in ztf_ids:
+            query_res = ampel_api_name(ztf_id, logger=self.logger)
             self.add_res_to_cache(query_res)
 
     def check_ampel_filter(self, ztf_name):
@@ -551,7 +551,7 @@ def create_candidate_summary(self):
         pdf_path = self.get_output_dir() / "candidates.pdf"
 
         self.logger.info(
-            f"Creating overview pdf\n(this might take a moment as it involves catalog matching)"
+            f"Creating overviewpdf\n(this might take a moment as it involves catalog matching)"
         )
         self.logger.debug(f"Overview pdf path: {pdf_path}")
 
diff --git a/pyproject.toml b/pyproject.toml
index 5e81169..afc4959 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "nuztf"
-version = "2.7.1"
+version = "2.7.2"
 description = "Package for multi-messenger correlation searches with ZTF"
 authors = ["Robert Stein <rdstein@caltech.edu>", "Simeon Reusch <simeon.reusch@desy.de>", "Jannis Necker <jannis.necker@desy.de>"]
 repository = "https://github.com/desy-multimessenger/nuztf"
diff --git a/tests/test_neutrino_scanner.py b/tests/test_neutrino_scanner.py
index 385daf1..a0168c1 100644
--- a/tests/test_neutrino_scanner.py
+++ b/tests/test_neutrino_scanner.py
@@ -118,7 +118,7 @@ def test_scan(self):
         # Test manually adding candidates
 
         nu.add_to_cache_by_names(
-            "ZTF18abteipt",
+            ztf_ids=["ZTF18abteipt"],
         )
 
         # Check