diff --git a/doc/roadmap.org b/doc/roadmap.org
index ed169b8..eba028b 100644
--- a/doc/roadmap.org
+++ b/doc/roadmap.org
@@ -11,5 +11,5 @@
   - [X] commit with edit works
 - [X] Repo Flags Finished
 - [ ] Category Flags Finished
-- [ ] Optional Fields
+- [-] Optional Fields
 - [ ] Subcommands
diff --git a/src/git.rs b/src/git.rs
index f806c08..620a658 100644
--- a/src/git.rs
+++ b/src/git.rs
@@ -68,7 +68,8 @@ pub struct Config {
 /// This allows you to organize your repositories into categories
 #[derive(PartialEq, Debug, Serialize, Deserialize)]
 pub struct Category {
-    pub flags: Vec<RepoFlags>, // FIXME: not implemented
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub flags: Option<Vec<RepoFlags>>, // FIXME: not implemented
     /// map of all categories
     ///
     /// Key should conceptually be seen as the name of the category.
diff --git a/src/main.rs b/src/main.rs
index 68d6816..087e4fe 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -126,7 +126,7 @@ mod config {
     #[test]
     fn init_config_populate() {
         let default_category = Category {
-            flags: vec![],
+            flags: Some(vec![]),
             repos: HashMap::new(),
         };
         let mut config = Config {
diff --git a/src/test/config.yaml b/src/test/config.yaml
index c53665b..91aa884 100644
--- a/src/test/config.yaml
+++ b/src/test/config.yaml
@@ -13,7 +13,6 @@ categories:
         url: https://github.com/starship/starship.git
         flags: [Clone, Push]
   utils:
-    flags: []
     repos:
       gg:
         name: gg
diff --git a/src/test/test.yaml b/src/test/test.yaml
index b8dd2eb..89fb77d 100644
--- a/src/test/test.yaml
+++ b/src/test/test.yaml
@@ -1,4 +1,20 @@
 categories:
+  utils:
+    repos:
+      gg:
+        name: gg
+        path: /home/ces/.dots/
+        url: git@github.com:cafkafk/gg.git
+        flags:
+        - Clone
+        - Push
+      li:
+        name: li
+        path: /home/ces/org/src/git/
+        url: git@github.com:cafkafk/li.git
+        flags:
+        - Clone
+        - Push
   config:
     flags: []
     repos:
@@ -16,23 +32,6 @@ categories:
         flags:
         - Clone
         - Push
-  utils:
-    flags: []
-    repos:
-      li:
-        name: li
-        path: /home/ces/org/src/git/
-        url: git@github.com:cafkafk/li.git
-        flags:
-        - Clone
-        - Push
-      gg:
-        name: gg
-        path: /home/ces/.dots/
-        url: git@github.com:cafkafk/gg.git
-        flags:
-        - Clone
-        - Push
 links:
 - name: gg
   rx: /home/ces/.config/gg