diff --git a/modules/i3.c b/modules/i3.c
index 5aa3d3b..05876c1 100644
--- a/modules/i3.c
+++ b/modules/i3.c
@@ -29,6 +29,7 @@ struct ws_content {
 };
 
 struct workspace {
+    int id;
     char *name;
     int name_as_int; /* -1 is name is not a decimal number */
 
@@ -62,12 +63,29 @@ struct private {
     tll(struct workspace) workspaces;
 };
 
+static int
+name_as_int(const char *name_as_string)
+{
+    int name_as_int = 0;
+    for (const char *p = name_as_string; *p != '\0'; p++) {
+        if (!(*p >= '0' && *p <= '9')) {
+            name_as_int = -1;
+            break;
+        }
+
+        name_as_int *= 10;
+        name_as_int += *p - '0';
+    }
+    return name_as_int;
+}
+
 static bool
 workspace_from_json(const struct json_object *json, struct workspace *ws)
 {
     /* Always present */
-    struct json_object *name, *output;
-    if (!json_object_object_get_ex(json, "name", &name) ||
+    struct json_object *id, *name, *output;
+    if (!json_object_object_get_ex(json, "id", &id) ||
+        !json_object_object_get_ex(json, "name", &name) ||
         !json_object_object_get_ex(json, "output", &output))
     {
         LOG_ERR("workspace reply/event without 'name' and/or 'output' property");
@@ -82,20 +100,10 @@ workspace_from_json(const struct json_object *json, struct workspace *ws)
 
     const char *name_as_string = json_object_get_string(name);
 
-    int name_as_int = 0;
-    for (const char *p = name_as_string; *p != '\0'; p++) {
-        if (!(*p >= '0' && *p <= '9')) {
-            name_as_int = -1;
-            break;
-        }
-
-        name_as_int *= 10;
-        name_as_int += *p - '0';
-    }
-
     *ws = (struct workspace) {
+        .id = json_object_get_int(id),
         .name = strdup(name_as_string),
-        .name_as_int = name_as_int,
+        .name_as_int = name_as_int(name_as_string),
         .output = strdup(json_object_get_string(output)),
         .visible = json_object_get_boolean(visible),
         .focused = json_object_get_boolean(focused),
@@ -179,12 +187,12 @@ workspace_add(struct private *m, struct workspace ws)
 }
 
 static void
-workspace_del(struct private *m, const char *name)
+workspace_del(struct private *m, int id)
 {
     tll_foreach(m->workspaces, it) {
         struct workspace *ws = &it->item;
 
-        if (strcmp(ws->name, name) != 0)
+        if (ws->id != id)
             continue;
 
         workspace_free(ws);
@@ -194,11 +202,11 @@ workspace_del(struct private *m, const char *name)
 }
 
 static struct workspace *
-workspace_lookup(struct private *m, const char *name)
+workspace_lookup(struct private *m, int id)
 {
     tll_foreach(m->workspaces, it) {
         struct workspace *ws = &it->item;
-        if (strcmp(ws->name, name) == 0)
+        if (ws->id == id)
             return ws;
     }
     return NULL;
@@ -280,6 +288,7 @@ handle_workspace_event(int type, const struct json_object *json, void *_mod)
     bool is_init = strcmp(change_str, "init") == 0;
     bool is_empty = strcmp(change_str, "empty") == 0;
     bool is_focused = strcmp(change_str, "focus") == 0;
+    bool is_rename = strcmp(change_str, "rename") == 0;
     bool is_urgent = strcmp(change_str, "urgent") == 0;
     bool is_reload = strcmp(change_str, "reload") == 0;
 
@@ -288,22 +297,22 @@ handle_workspace_event(int type, const struct json_object *json, void *_mod)
         return true;
     }
 
-    struct json_object *current, *_current_name;
+    struct json_object *current, *_current_id;
     if (!json_object_object_get_ex(json, "current", &current) ||
-        !json_object_object_get_ex(current, "name", &_current_name))
+        !json_object_object_get_ex(current, "id", &_current_id))
     {
-        LOG_ERR("workspace event without 'current' and/or 'name' properties");
+        LOG_ERR("workspace event without 'current' and/or 'id' properties");
         return false;
     }
 
-    const char *current_name = json_object_get_string(_current_name);
+    int current_id = json_object_get_int(_current_id);
 
     mtx_lock(&mod->lock);
 
     if (is_init) {
-        struct workspace *already_exists = workspace_lookup(m, current_name);
+        struct workspace *already_exists = workspace_lookup(m, current_id);
         if (already_exists != NULL) {
-            LOG_WARN("workspace 'init' event for already existing workspace: %s", current_name);
+            LOG_WARN("workspace 'init' event for already existing workspace: %d", current_id);
             workspace_free(already_exists);
             if (!workspace_from_json(current, already_exists))
                 goto err;
@@ -317,14 +326,14 @@ handle_workspace_event(int type, const struct json_object *json, void *_mod)
     }
 
     else if (is_empty) {
-        assert(workspace_lookup(m, current_name) != NULL);
-        workspace_del(m, current_name);
+        assert(workspace_lookup(m, current_id) != NULL);
+        workspace_del(m, current_id);
     }
 
     else if (is_focused) {
-        struct json_object *old, *_old_name, *urgent;
+        struct json_object *old, *_old_id, *urgent;
         if (!json_object_object_get_ex(json, "old", &old) ||
-            !json_object_object_get_ex(old, "name", &_old_name) ||
+            !json_object_object_get_ex(old, "id", &_old_id) ||
             !json_object_object_get_ex(current, "urgent", &urgent))
         {
             LOG_ERR("workspace 'focused' event without 'old', 'name' and/or 'urgent' property");
@@ -332,7 +341,7 @@ handle_workspace_event(int type, const struct json_object *json, void *_mod)
             return false;
         }
 
-        struct workspace *w = workspace_lookup(m, current_name);
+        struct workspace *w = workspace_lookup(m, current_id);
         assert(w != NULL);
 
         LOG_DBG("w: %s", w->name);
@@ -349,12 +358,38 @@ handle_workspace_event(int type, const struct json_object *json, void *_mod)
         w->visible = true;
 
         /* Old workspace is no longer focused */
-        const char *old_name = json_object_get_string(_old_name);
-        struct workspace *old_w = workspace_lookup(m, old_name);
+        int old_id = json_object_get_int(_old_id);
+        struct workspace *old_w = workspace_lookup(m, old_id);
         if (old_w != NULL)
             old_w->focused = false;
     }
 
+    else if (is_rename) {
+        struct workspace *w = workspace_lookup(m, current_id);
+        assert(w != NULL);
+
+        struct json_object *_current_name;
+        if (!json_object_object_get_ex(current, "name", &_current_name)) {
+            LOG_ERR("workspace 'rename' event without 'name' property");
+            mtx_unlock(&mod->lock);
+            return false;
+        }
+
+        free(w->name);
+        w->name = strdup(json_object_get_string(_current_name));
+        w->name_as_int = name_as_int(w->name);
+
+        /* Re-add the workspace to ensure correct sorting */
+        struct workspace ws = *w;
+        tll_foreach(m->workspaces, it) {
+            if (it->item.id == current_id) {
+                tll_remove(m->workspaces, it);
+                break;
+            }
+        }
+        workspace_add(m, ws);
+    }
+
     else if (is_urgent) {
         struct json_object *urgent;
         if (!json_object_object_get_ex(current, "urgent", &urgent)) {
@@ -363,7 +398,7 @@ handle_workspace_event(int type, const struct json_object *json, void *_mod)
             return false;
         }
 
-        struct workspace *w = workspace_lookup(m, current_name);
+        struct workspace *w = workspace_lookup(m, current_id);
         w->urgent = json_object_get_boolean(urgent);
     }