diff --git a/cve_bin_tool/data_sources/nvd_source.py b/cve_bin_tool/data_sources/nvd_source.py
index 3a5f00c03d..80f2f1596e 100644
--- a/cve_bin_tool/data_sources/nvd_source.py
+++ b/cve_bin_tool/data_sources/nvd_source.py
@@ -49,7 +49,7 @@ class NVD_Source(Data_Source):
     CACHEDIR = DISK_LOCATION_DEFAULT
     BACKUPCACHEDIR = DISK_LOCATION_BACKUP
     FEED_NVD = "https://nvd.nist.gov/vuln/data-feeds"
-    FEED_MIRROR = "https://v4.mirror.cveb.in/nvd/json/cve/1.1"
+    FEED_MIRROR = "https://v4.mirror.cveb.in/nvd/json/cve/1.1/"
     LOGGER = LOGGER.getChild("CVEDB")
     NVDCVE_FILENAME_TEMPLATE = NVD_FILENAME_TEMPLATE
     META_LINK_NVD = "https://nvd.nist.gov"