diff --git a/app/api/views/new_custom_alias.py b/app/api/views/new_custom_alias.py
index 2a12583e..78c5b138 100644
--- a/app/api/views/new_custom_alias.py
+++ b/app/api/views/new_custom_alias.py
@@ -144,7 +144,7 @@ def new_custom_alias_v2():
         LOG.warning("Alias creation time expired for %s", user)
         return jsonify(error="Alias creation time is expired, please retry"), 412
     except Exception:
-        LOG.exception("Alias suffix is tampered, user %s", user)
+        LOG.warning("Alias suffix is tampered, user %s", user)
         return jsonify(error="Tampered suffix"), 400
 
     if not verify_prefix_suffix(user, alias_prefix, alias_suffix):
@@ -254,7 +254,7 @@ def new_custom_alias_v3():
         LOG.warning("Alias creation time expired for %s", user)
         return jsonify(error="Alias creation time is expired, please retry"), 412
     except Exception:
-        LOG.exception("Alias suffix is tampered, user %s", user)
+        LOG.warning("Alias suffix is tampered, user %s", user)
         return jsonify(error="Tampered suffix"), 400
 
     if not verify_prefix_suffix(user, alias_prefix, alias_suffix):
diff --git a/app/dashboard/views/custom_alias.py b/app/dashboard/views/custom_alias.py
index a3b61903..f89a9405 100644
--- a/app/dashboard/views/custom_alias.py
+++ b/app/dashboard/views/custom_alias.py
@@ -94,7 +94,7 @@ def custom_alias():
             flash("Alias creation time is expired, please retry", "warning")
             return redirect(url_for("dashboard.custom_alias"))
         except Exception:
-            LOG.exception("Alias suffix is tampered, user %s", current_user)
+            LOG.warning("Alias suffix is tampered, user %s", current_user)
             flash("Unknown error, refresh the page", "error")
             return redirect(url_for("dashboard.custom_alias"))
 
diff --git a/app/oauth/views/authorize.py b/app/oauth/views/authorize.py
index 8b6c5440..f6f36eda 100644
--- a/app/oauth/views/authorize.py
+++ b/app/oauth/views/authorize.py
@@ -160,7 +160,7 @@ def authorize():
                     flash("Alias creation time is expired, please retry", "warning")
                     return redirect(request.url)
                 except Exception:
-                    LOG.exception("Alias suffix is tampered, user %s", current_user)
+                    LOG.warning("Alias suffix is tampered, user %s", current_user)
                     flash("Unknown error, refresh the page", "error")
                     return redirect(request.url)