diff --git a/CHANGELOG.md b/CHANGELOG.md
index 303d78f3c..fefa2f65f 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -27,6 +27,7 @@ Please refer to the [NEWS](NEWS.md) for a list of changes which have an affect o
 #### Parsers
 
 #### Experts
+- `intelmq.bots.experts.asn_lookup.expert`: Print URLs to stdout only in verbose mode (PR#2591 by Sebastian Wagner).
 
 #### Outputs
 
diff --git a/intelmq/bots/experts/asn_lookup/expert.py b/intelmq/bots/experts/asn_lookup/expert.py
index 4ae681c19..d43d73cfb 100644
--- a/intelmq/bots/experts/asn_lookup/expert.py
+++ b/intelmq/bots/experts/asn_lookup/expert.py
@@ -133,7 +133,8 @@ def update_database(cls, verbose=False):
                 pattern = re.compile(r"href=\"(rib\.\d{8}\.\d{4}\.bz2)\"")
                 days = pattern.findall(response.text)
                 days.sort(reverse=True)
-                print(url)
+                if verbose:
+                    print(url)
                 if days:
                     break