diff --git a/wdiff.spec b/wdiff.spec
index 0a5ebe6..6175b0e 100644
--- a/wdiff.spec
+++ b/wdiff.spec
@@ -35,7 +35,7 @@ been refilled.
 
 # Fix ISO-8859-1-encoded files
 tmp="$(mktemp)"
-for fn in ChangeLog
+for fn in BACKLOG ChangeLog
 do
   iconv --from=ISO-8859-1 --to=UTF-8 "${fn}" > "${tmp}"
   touch -r "${fn}" "${tmp}"
@@ -58,10 +58,13 @@ find '%{buildroot}' -type f -name '*gnulib.mo' -print -delete
 
 
 %files -f %{name}.lang
+%doc ABOUT-NLS
 %doc AUTHORS
+%doc BACKLOG
 %doc ChangeLog
 %doc NEWS
 %doc README
+%doc THANKS
 %doc TODO
 
 %{_bindir}/mdiff
@@ -85,6 +88,7 @@ find '%{buildroot}' -type f -name '*gnulib.mo' -print -delete
 - Reformatting and minor changes for personal style preference
 - Fix man page glob
 - Use less broad globs
+- Add ABOUT-NLS, BACKLOG, and THANKS as %%doc files
 
 * Wed Jan 27 2021 Fedora Release Engineering <releng@fedoraproject.org> - 1.2.2-16
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_34_Mass_Rebuild