diff --git a/d00/fr.subject.pdf b/d00/fr.subject_00.pdf
similarity index 100%
rename from d00/fr.subject.pdf
rename to d00/fr.subject_00.pdf
diff --git a/d01/fr.subject.pdf b/d01/fr.subject_01.pdf
similarity index 100%
rename from d01/fr.subject.pdf
rename to d01/fr.subject_01.pdf
diff --git a/d02/fr.subject.pdf b/d02/fr.subject_02.pdf
similarity index 100%
rename from d02/fr.subject.pdf
rename to d02/fr.subject_02.pdf
diff --git a/d03/fr.subject.pdf b/d03/fr.subject_03.pdf
similarity index 100%
rename from d03/fr.subject.pdf
rename to d03/fr.subject_03.pdf
diff --git a/d04/fr.subject.pdf b/d04/fr.subject_04.pdf
similarity index 100%
rename from d04/fr.subject.pdf
rename to d04/fr.subject_04.pdf
diff --git a/d05/fr.subject.pdf b/d05/fr.subject_05.pdf
similarity index 100%
rename from d05/fr.subject.pdf
rename to d05/fr.subject_05.pdf
diff --git a/d06/fr.subject.pdf b/d06/fr.subject_06.pdf
similarity index 100%
rename from d06/fr.subject.pdf
rename to d06/fr.subject_06.pdf
diff --git a/d07/fr.subject.pdf b/d07/fr.subject_07.pdf
similarity index 100%
rename from d07/fr.subject.pdf
rename to d07/fr.subject_07.pdf
diff --git a/d08/fr.subject.pdf b/d08/fr.subject_08.pdf
similarity index 100%
rename from d08/fr.subject.pdf
rename to d08/fr.subject_08.pdf