diff --git a/cnam/travaux/thesis/build.py b/cnam/travaux/thesis/build.py
index fad8132..29d46e7 100755
--- a/cnam/travaux/thesis/build.py
+++ b/cnam/travaux/thesis/build.py
@@ -28,15 +28,6 @@ SUBTITLE = {
     ENGLISH: 'a reversal of conventional approaches',
     FRENCH: 'une inversion des approches conventionnelles',
 }
-DATE_SHORT = '2021'
-DATE_LONG = {
-    ENGLISH: f'Month DD, {DATE_SHORT}',
-    FRENCH: f'JJ Mois {DATE_SHORT}',
-}
-TYPE_SHORT = {
-    ENGLISH: 'Thesis',
-    FRENCH: 'Mémoire',
-}
 
 
 def run(command):
@@ -78,9 +69,6 @@ def build(directory, sign):
                 'titleshort': TITLE_SHORT[language],
                 'titlelong': TITLE_LONG[language],
                 'titlesub': SUBTITLE[language],
-                'dateshort': DATE_SHORT,
-                'datelong': DATE_LONG[language],
-                'typeshort': TYPE_SHORT[language],
                 'name': MAIN,
                 'mainlanguage': language,
                 'otherlanguages': other_languages,
diff --git a/cnam/travaux/thesis/common.tex b/cnam/travaux/thesis/common.tex
index f467150..9ad7190 100644
--- a/cnam/travaux/thesis/common.tex
+++ b/cnam/travaux/thesis/common.tex
@@ -1,7 +1,13 @@
 % variables
+
 \def\authorname{BENINCA}
 \def\authorshort{M. \authorname}
 \def\authorlong{Marc \authorname}
+
+\def\dateshort{2021}
+\def\datelong{\ml{Month DD, \dateshort}{JJ Mois \dateshort}}
+
+\def\typeshort{\ml{Thesis}{Mémoire}}
 \def\typelong{\ml{CNAM Master's \typeshort}
 {\typeshort\ d’Ingénieur CNAM}}