diff --git a/cmake/scripts/generate_iso_language_codes.cmake b/cmake/scripts/generate_iso_language_codes.cmake
index 9d796ef..964fa05 100755
--- a/cmake/scripts/generate_iso_language_codes.cmake
+++ b/cmake/scripts/generate_iso_language_codes.cmake
@@ -23,7 +23,7 @@ foreach (LANGUAGE_INDEX RANGE "${LANGUAGE_COUNT}")
     string(JSON LANGUAGE_ENTRY GET "${LANGUAGE_JSON}" "639-2" "${LANGUAGE_INDEX}")
     string(JSON LANGUAGE_ALPHA_2 ERROR_VARIABLE ERROR GET "${LANGUAGE_ENTRY}" "alpha_2")
     string(JSON LANGUAGE_ALPHA_3 ERROR_VARIABLE ERROR GET "${LANGUAGE_ENTRY}" "alpha_3")
-    string(JSON LANGUAGE_BIBLIOGRAPHIC ERROR_VARIABLE ERROR GET "${LANGUAGE_ENTRY}" "bibliographic" "name")
+    string(JSON LANGUAGE_BIBLIOGRAPHIC ERROR_VARIABLE ERROR GET "${LANGUAGE_ENTRY}" "bibliographic")
     string(JSON LANGUAGE_NAME ERROR_VARIABLE ERROR GET "${LANGUAGE_ENTRY}" "name")
     if (NOT LANGUAGE_BIBLIOGRAPHIC)
         set(LANGUAGE_BIBLIOGRAPHIC "${LANGUAGE_ALPHA_3}")