diff --git a/src/config.rs b/src/config.rs
index 7e7c530..c7f55af 100644
--- a/src/config.rs
+++ b/src/config.rs
@@ -11,6 +11,8 @@ pub struct ColumnConfig {
     pub label: String,
     #[serde(default)]
     pub align: ColumnAlignment,
+    #[serde(default)]
+    pub max_len: Option<usize>,
 }
 
 #[derive(Debug, Clone, Serialize, Deserialize, Default)]
@@ -32,6 +34,8 @@ impl<'de> serde::Deserialize<'de> for ColumnConfig {
             label: Option<String>,
             #[serde(default)]
             align: ColumnAlignment,
+            #[serde(default)]
+            max_len: Option<usize>,
         }
         
         let helper = Helper::deserialize(deserializer)?;
@@ -41,6 +45,7 @@ impl<'de> serde::Deserialize<'de> for ColumnConfig {
             name: helper.name,
             label,
             align: helper.align,
+            max_len: helper.max_len,
         })
     }
 }
@@ -198,11 +203,36 @@ impl Settings {
                 if settings.list_format.is_empty() {
                     debug!("CONFIG: Setting default list_format");
                     settings.list_format = vec![
-                        ColumnConfig { name: "id".to_string(), label: "id".to_string(), align: ColumnAlignment::Left },
-                        ColumnConfig { name: "time".to_string(), label: "time".to_string(), align: ColumnAlignment::Left },
-                        ColumnConfig { name: "size".to_string(), label: "size".to_string(), align: ColumnAlignment::Left },
-                        ColumnConfig { name: "tags".to_string(), label: "tags".to_string(), align: ColumnAlignment::Left },
-                        ColumnConfig { name: "meta:hostname".to_string(), label: "hostname".to_string(), align: ColumnAlignment::Left },
+                        ColumnConfig { 
+                            name: "id".to_string(), 
+                            label: "id".to_string(), 
+                            align: ColumnAlignment::Left,
+                            max_len: Some(8),
+                        },
+                        ColumnConfig { 
+                            name: "time".to_string(), 
+                            label: "time".to_string(), 
+                            align: ColumnAlignment::Left,
+                            max_len: Some(19),
+                        },
+                        ColumnConfig { 
+                            name: "size".to_string(), 
+                            label: "size".to_string(), 
+                            align: ColumnAlignment::Left,
+                            max_len: Some(10),
+                        },
+                        ColumnConfig { 
+                            name: "tags".to_string(), 
+                            label: "tags".to_string(), 
+                            align: ColumnAlignment::Left,
+                            max_len: Some(20),
+                        },
+                        ColumnConfig { 
+                            name: "meta:hostname".to_string(), 
+                            label: "hostname".to_string(), 
+                            align: ColumnAlignment::Left,
+                            max_len: Some(15),
+                        },
                     ];
                 }
                 
diff --git a/src/modes/list.rs b/src/modes/list.rs
index c2c12a7..7ee6ad9 100644
--- a/src/modes/list.rs
+++ b/src/modes/list.rs
@@ -84,7 +84,7 @@ pub fn mode_list(
                 .unwrap_or_else(|_| panic!("Unknown column {:?}", column.name));
 
             let mut meta_name: Option<&str> = None;
-            let column_width = 0; // We're not supporting width in the new format
+            let column_width = column.max_len.unwrap_or(0);
 
             if let ColumnType::Meta = column_type {
                 let parts: Vec<&str> = column.name.split(':').collect();