diff --git a/src/cli.rs b/src/cli.rs
index 780c3a26..f45b7cad 100644
--- a/src/cli.rs
+++ b/src/cli.rs
@@ -45,6 +45,10 @@ pub enum Subcommand {
     /// Fetch bulk updates from the data sources.
     /// By default, this only updates entries that are marked as outdated.
     Bulk {
+        /// Do a full sync.
+        #[clap(long)]
+        full: bool,
+
         /// Only refresh this many entries.
         #[clap(long)]
         limit: Option<usize>,
@@ -102,13 +106,14 @@ pub async fn run(
 ) -> Result<(), Error> {
     match sub {
         Subcommand::Bulk {
+            full,
             limit,
             recent_changes,
             missing_pages,
             wiki_from,
             steam_from,
         } => {
-            let outdated_only = wiki_from.is_none();
+            let outdated_only = !full && wiki_from.is_none();
             if recent_changes {
                 wiki_cache.flag_recent_changes(wiki_meta_cache).await?;
             }