diff --git a/satpy/etc/readers/oci_l2_bgc.yaml b/satpy/etc/readers/oci_l2_bgc.yaml
index 74c0d21131..cbf71e49f2 100644
--- a/satpy/etc/readers/oci_l2_bgc.yaml
+++ b/satpy/etc/readers/oci_l2_bgc.yaml
@@ -12,7 +12,7 @@ file_types:
   bgc_nc:
     file_patterns:
     # Example: PACE_OCI.20240907T191809.L2.OC_BGC.V2_0.NRT.nc4
-      - '{platform:s}_{sensor:s}.{start_time:%Y%m%dT%H%M%S}.L2.OC_BGC.V{sw_version:s}.{processing_type:s}nc4'
+      - '{platform:s}_{sensor:s}.{start_time:%Y%m%dT%H%M%S}.L2.OC_BGC.V{sw_version:s}.{processing_type:s}nc{nc_version}'
     file_reader: !!python/name:satpy.readers.seadas_l2.SEADASL2NetCDFFileHandler
     geo_resolution: 1000