diff --git a/README.md b/README.md
index dc13e43..ed3085c 100644
--- a/README.md
+++ b/README.md
@@ -73,7 +73,7 @@ A few categories of scripts are available:
 | generate_endf | ENDF/B | VII.1<br>VIII.0 | NNDC |
 | generate_fendl | FENDL | 3.2c<br>3.2b<br>3.2a<br>3.2<br>3.1d<br>3.1a<br>3.0 | |
 | generate_jendl | JENDL | 4.0<br>5.0 | |
-| generate_tendl | TENDL | 2023 | |
+| generate_tendl | TENDL | 2023<br>2025 | |
 
 
 ### Download cross sections
diff --git a/src/openmc_data/generate/generate_tendl.py b/src/openmc_data/generate/generate_tendl.py
index 54cc0fc..d4e1091 100644
--- a/src/openmc_data/generate/generate_tendl.py
+++ b/src/openmc_data/generate/generate_tendl.py
@@ -38,9 +38,9 @@ class CustomFormatter(argparse.ArgumentDefaultsHelpFormatter,
                     default='latest', help="Output HDF5 versioning. Use "
                     "'earliest' for backwards compatibility or 'latest' for "
                     "performance")
-parser.add_argument('-r', '--release', choices=["2023"], default="2023",
+parser.add_argument('-r', '--release', choices=["2023", "2025"], default="2025",
                     help="The nuclear data library release version. "
-                    "The options currently supported are 2023")
+                    "The options currently supported are 2023 and 2025")
 parser.add_argument('--cleanup', action='store_true',
                     help="Remove download directories when data has "
                     "been processed")
@@ -95,7 +95,7 @@ def main():
     # GENERATE HDF5 LIBRARY -- NEUTRON FILES
 
     # Get a list of all ENDF files
-    neutron_files = endf_files_dir.glob('*.tendl')
+    neutron_files = endf_files_dir.glob(details['endf_files'])
 
     # Create output directory if it doesn't exist
     args.destination.mkdir(parents=True, exist_ok=True)
diff --git a/src/openmc_data/urls.py b/src/openmc_data/urls.py
index c87cba8..5295997 100644
--- a/src/openmc_data/urls.py
+++ b/src/openmc_data/urls.py
@@ -53,13 +53,25 @@
                 "endf": {
                     "base_url": "https://tendl.web.psi.ch/tendl_2023/tar_files/",
                     "compressed_files": ["TENDL-n.2024new.tgz"],
-                    "neutron_files": "tendl24c/*",
-                    "metastables": "tendl24c/*m",
-                    "compressed_file_size": 3.1,
+                    "endf_files": "n-*.tendl",
+                    "metastables": "n-*m.tendl",
+                    "compressed_file_size": 3.5,
                     "uncompressed_file_size": 20,
                 }
             }
         },
+        "2025": {
+            "neutron": {
+                "endf": {
+                    "base_url": "https://tendl.web.psi.ch/tendl_2025/tar_files/",
+                    "compressed_files": ["TENDL-n.tgz"],
+                    "endf_files": "n-*.tendl",
+                    "metastables": "n-*m.tendl",
+                    "compressed_file_size": 3.1,
+                    "uncompressed_file_size": 13.9,
+                }
+            }
+        },
     },
     "fendl": {
         "3.2c": {