diff --git a/content/installations/1-LDAP/index.md b/content/installations/1-LDAP/index.md
index 53961c6..6385f30 100644
--- a/content/installations/1-LDAP/index.md
+++ b/content/installations/1-LDAP/index.md
@@ -2,7 +2,7 @@
 title: Les annuaires LDAP
 date: 2018-09-06
 tags: ["annuaire", "LDAP", "LDIG"]
-categories: ["Installations", "Cours"]
+categories: ["Installation", "Cours"]
 ---
 
 **LDAP** pour *Lightweight Directory Access Protocol* est à l'origine un
diff --git a/content/installations/TDM_1-OpenLDAP/index.md b/content/installations/TDM_1-OpenLDAP/index.md
index f777d1a..050ffe0 100644
--- a/content/installations/TDM_1-OpenLDAP/index.md
+++ b/content/installations/TDM_1-OpenLDAP/index.md
@@ -2,7 +2,7 @@
 title: TDM1 OpenLDAP - notes d'installation
 date: 2018-09-13
 lastmod: 2018-08-27
-category: Installations
+categorie: ["Installations", "TD machines"]
 tags: ['OpenLDAP', 'Apache Directory Studio', 'PAM']
 ---
 
diff --git a/content/installations/TDM_2-Postfix/index.md b/content/installations/TDM_2-Postfix/index.md
index f02b244..30c28af 100644
--- a/content/installations/TDM_2-Postfix/index.md
+++ b/content/installations/TDM_2-Postfix/index.md
@@ -1,6 +1,6 @@
 ---
 title: "Installation : Postfix + LDAP"
-categories: ["Installation", "tdm"]
+categories: ["Installation", "TD machine"]
 tags: ["Postfix", "LDAP", "maildir"]
 date: 2018-09-13
 modify: 2018-10-18
diff --git a/content/progsys/TDM_1-appels_systemes/index.md b/content/progsys/TDM_1-appels_systemes/index.md
index f4458fd..c6883cc 100644
--- a/content/progsys/TDM_1-appels_systemes/index.md
+++ b/content/progsys/TDM_1-appels_systemes/index.md
@@ -1,9 +1,10 @@
 ---
-title: Programmation systeme TDM 1
+title: "TDM : Les appels système"
 date: 2018-09-05
-categorie: ['Programmation système', 'TDM']
+categories: ['Programmation système', 'TD machine']
 tags : ['appels', 'systèmes', 'Python', 'C']
 ---
+
 #Différence entre les strace C et Python
 
 Le strace python est plus volumineux, ce aui semble normal puisque le code est
diff --git a/content/progsys/TDM_2-fichiers/index.md b/content/progsys/TDM_2-fichiers/index.md
index fc5b69a..130f024 100644
--- a/content/progsys/TDM_2-fichiers/index.md
+++ b/content/progsys/TDM_2-fichiers/index.md
@@ -1,7 +1,7 @@
 ---
 title: "TDM : Les fichiers"
 date: 2018-09-11
-categories : ['Programmation système', 'TDM']
+categories : ['Programmation système', 'TD machine']
 ---
 
 Pas encore de contenu
diff --git a/content/progsys/TDM_3-processus/index.md b/content/progsys/TDM_3-processus/index.md
index 4d25308..f211f55 100644
--- a/content/progsys/TDM_3-processus/index.md
+++ b/content/progsys/TDM_3-processus/index.md
@@ -1,7 +1,7 @@
 ---
 Title: "TDM : Les Processus"
 Date: 2018-09-18
-Category: Programmation système
+Categories: ["Programmation système", "TD machine"]
 tags: ['TD Machine', 'programmation', 'C', 'processus']
 ---
 
diff --git a/content/progsys/TDM_5-threads/index.md b/content/progsys/TDM_5-threads/index.md
index 06ecff6..5c815ee 100644
--- a/content/progsys/TDM_5-threads/index.md
+++ b/content/progsys/TDM_5-threads/index.md
@@ -1,6 +1,6 @@
 ---
 title : "TDM : Les processus légers"
-category: Programmation système
+categories: ["Programmation système", "TD machine"]
 date: 2018-09-25
 ---
 [télécharger les questions](./files/tdm5.pdf)
diff --git a/content/progsys/TDM_6-tubes/index.md b/content/progsys/TDM_6-tubes/index.md
index 4c9e8ab..e938e50 100644
--- a/content/progsys/TDM_6-tubes/index.md
+++ b/content/progsys/TDM_6-tubes/index.md
@@ -1,6 +1,11 @@
 ---
 title: "TDM6 : les tubes"
+categories: ["Programmation système", "TD machine"]
 date: 2018-10-09
 ---
 
+[télécharger]( files/tdm6.pdf )
 
+## Question 1
+
+[Voir]( src/q1.c ) mon code C