diff --git a/tools/eam_database/create_eam.py b/tools/eam_database/create_eam.py
index f4c5e17f3d..23943a4f7d 100644
--- a/tools/eam_database/create_eam.py
+++ b/tools/eam_database/create_eam.py
@@ -121,7 +121,7 @@ def main():
             sys.exit("".join([output, valid]))
 
     ntypes = len(atnames)
-    outfilename = "".join([*atnames, ".set"])
+    outfilename = "".join([*atnames, ".eam.alloy"])
     rhor = {}
     Fr = {}