diff --git a/development/scons/scons_manifest.py b/development/scons/scons_manifest.py
index 2b8a15f5ce..09f30dd418 100644
--- a/development/scons/scons_manifest.py
+++ b/development/scons/scons_manifest.py
@@ -2199,6 +2199,7 @@ lib_scripts_files = Split('''
     TeXFiles.py
     clean_dvi.py
     convertDefault.py
+    date.py
     fen2ascii.py
     fig2pdftex.py
     fig2pstex.py
diff --git a/lib/Makefile.am b/lib/Makefile.am
index 2b4c92e027..11fb03d464 100644
--- a/lib/Makefile.am
+++ b/lib/Makefile.am
@@ -950,6 +950,7 @@ dist_scripts_PYTHON = \
 	scripts/TeXFiles.py \
 	scripts/clean_dvi.py \
 	scripts/convertDefault.py \
+	scripts/date.py \
 	scripts/fen2ascii.py \
 	scripts/fig2pdftex.py \
 	scripts/fig2pstex.py \