diff --git a/src/commands/rooms.rs b/src/commands/rooms.rs
index e53d62b..ac951e7 100644
--- a/src/commands/rooms.rs
+++ b/src/commands/rooms.rs
@@ -1,5 +1,6 @@
 use super::{Command, Execution, ExecutionResult};
 use crate::context::Context;
+use crate::db::Users;
 use crate::error::BotError;
 use crate::matrix;
 use async_trait::async_trait;
@@ -144,10 +145,22 @@ impl Command for SetRoomCommand {
     }
 
     async fn execute(&self, ctx: &Context<'_>) -> ExecutionResult {
+        if !ctx.account.is_registered() {
+            return Err(BotError::AccountDoesNotExist);
+        }
+
         let rooms_for_user = get_rooms_for_user(ctx.matrix_client, ctx.username).await?;
         let room = search_for_room(&rooms_for_user, &self.0);
 
         if let Some(room) = room {
+            let mut new_user = ctx
+                .account
+                .registered_user()
+                .cloned()
+                .ok_or(BotError::AccountDoesNotExist)?;
+
+            new_user.active_room = Some(room.id.clone());
+            ctx.db.upsert_user(&new_user).await?;
             Execution::success(format!(r#"Active room set to "{}""#, room.name))
         } else {
             Err(BotError::RoomDoesNotExist)
diff --git a/src/models.rs b/src/models.rs
index c185424..336a053 100644
--- a/src/models.rs
+++ b/src/models.rs
@@ -60,9 +60,9 @@ impl Account {
 
     /// Consume self into an Option<User> instance, which will be Some
     /// if this account has a registered user, and None otherwise.
-    pub fn registered_user(self) -> Option<User> {
+    pub fn registered_user(&self) -> Option<&User> {
         match self {
-            Self::Registered(user) => Some(user),
+            Self::Registered(ref user) => Some(user),
             _ => None,
         }
     }