diff --git a/openfold/data/mmcif_parsing.py b/openfold/data/mmcif_parsing.py
index 1bc5ef86..992314ba 100644
--- a/openfold/data/mmcif_parsing.py
+++ b/openfold/data/mmcif_parsing.py
@@ -347,6 +347,7 @@ def _get_header(parsed_info: MmCIFDict) -> PdbHeader:
             try:
                 raw_resolution = parsed_info[res_key][0]
                 header["resolution"] = float(raw_resolution)
+                break
             except ValueError:
                 logging.debug(
                     "Invalid resolution format: %s", parsed_info[res_key]