diff --git a/geomagio/metadata/instrument/InstrumentCalibrations.py b/geomagio/metadata/instrument/InstrumentCalibrations.py
index 8dfcef480e4d070e767bbb982e8868a677d55422..7a2374cd8d018b489b4db632b4b68397b6fc5ac8 100644
--- a/geomagio/metadata/instrument/InstrumentCalibrations.py
+++ b/geomagio/metadata/instrument/InstrumentCalibrations.py
@@ -322,7 +322,7 @@ def get_instrument_calibrations(
         metadata = []
 
         factory = MetadataFactory(
-            url=metadata_url or "https://staging-geomag.cr.usgs.gov/ws/secure/metadata",
+            url=metadata_url or "https://geomag.usgs.gov/ws/secure/metadata",
         )
         query = Metadata(
             category=MetadataCategory.INSTRUMENT,