diff --git a/admin/sync/exercice_defines.go b/admin/sync/exercice_defines.go
index ce210657..6be57b80 100644
--- a/admin/sync/exercice_defines.go
+++ b/admin/sync/exercice_defines.go
@@ -9,14 +9,61 @@ import (
 // ExerciceHintParams holds EHint definition infomation.
 type ExerciceHintParams struct {
 	Filename string
+	Content  string
 	Cost     int64
 	Title    string
 }
 
+// ExerciceDependency holds dependency definitions information.
+type ExerciceDependency struct {
+	Id    int64
+	Theme string `toml:",omitempty"`
+}
+
+// ExerciceFlag holds informations about a "classic" flag.
+type ExerciceFlag struct {
+	Label      string `toml:",omitempty"`
+	Raw        string
+	IgnoreCase bool   `toml:",omitempty"`
+	Help       string `toml:",omitempty"`
+}
+
+// ExerciceFlagMCQChoice holds a choice for an MCQ flag.
+type ExerciceFlagMCQChoice struct {
+	Label string
+	Value bool `toml:",omitempty"`
+}
+
+// ExerciceFlagMCQ holds information about a MCQ flag.
+type ExerciceFlagMCQ struct {
+	Label  string `toml:",omitempty"`
+	Choice []ExerciceFlagMCQChoice
+}
+
+// ExerciceFlagUCQChoice holds a choice for an UCQ flag.
+type ExerciceFlagUCQChoice struct {
+	Label string `toml:",omitempty"`
+	Value string
+}
+
+// ExerciceFlagUCQ holds information about a UCQ flag.
+type ExerciceFlagUCQ struct {
+	Label        string `toml:",omitempty"`
+	Raw          string
+	Help         string `toml:",omitempty"`
+	DisplayAs    string `toml:",omitempty"`
+	Choices_Cost int64  `toml:",omitempty"`
+	Choice       []ExerciceFlagUCQChoice
+}
+
 // ExerciceParams contains values parsed from defines.txt.
 type ExerciceParams struct {
-	Gain int64
-	Hints []ExerciceHintParams `toml:"hint"`
+	Gain         int64
+	Hints        []ExerciceHintParams `toml:"hint"`
+	Dependencies []ExerciceDependency `toml:"depend"`
+	Flags        []ExerciceFlag       `toml:"flag"`
+	FlagsMCQ     []ExerciceFlagMCQ    `toml:"flag_mcq"`
+	FlagsUCQ     []ExerciceFlagUCQ    `toml:"flag_ucq"`
 }
 
 // parseExerciceParams reads challenge definitions from defines.txt and extract usefull data to set up the challenge.