diff --git a/include/modules/custom.hpp b/include/modules/custom.hpp
index 28169720..40320cfc 100644
--- a/include/modules/custom.hpp
+++ b/include/modules/custom.hpp
@@ -12,7 +12,7 @@ namespace waybar::modules {
 
 class Custom : public ALabel {
  public:
-  Custom(const std::string&, const Json::Value&);
+  Custom(const std::string&, const std::string&, const Json::Value&);
   ~Custom();
   auto update() -> void;
   void refresh(int /*signal*/);
diff --git a/src/factory.cpp b/src/factory.cpp
index 100ca146..9fd7671e 100644
--- a/src/factory.cpp
+++ b/src/factory.cpp
@@ -64,7 +64,7 @@ waybar::IModule* waybar::Factory::makeModule(const std::string& name) const {
       return new waybar::modules::Temperature(id, config_[name]);
     }
     if (ref.compare(0, 7, "custom/") == 0 && ref.size() > 7) {
-      return new waybar::modules::Custom(ref.substr(7), config_[name]);
+      return new waybar::modules::Custom(ref.substr(7), id, config_[name]);
     }
   } catch (const std::exception& e) {
     auto err = fmt::format("Disabling module \"{}\", {}", name, e.what());
diff --git a/src/modules/custom.cpp b/src/modules/custom.cpp
index c4ffcaf8..280583dc 100644
--- a/src/modules/custom.cpp
+++ b/src/modules/custom.cpp
@@ -1,8 +1,9 @@
 #include "modules/custom.hpp"
 #include <spdlog/spdlog.h>
 
-waybar::modules::Custom::Custom(const std::string& name, const Json::Value& config)
-    : ALabel(config, "custom-" + name_, name, "{}"), name_(name), fp_(nullptr), pid_(-1) {
+waybar::modules::Custom::Custom(const std::string& name, const std::string& id,
+                                const Json::Value& config)
+    : ALabel(config, "custom-" + name_, id, "{}"), name_(name), fp_(nullptr), pid_(-1) {
   if (config_["exec"].isString()) {
     if (interval_.count() > 0) {
       delayWorker();