diff --git a/interfaces/Crafter.Event.cppm b/interfaces/Crafter.Event.cppm
index 1b4a9da..ae9bac9 100644
--- a/interfaces/Crafter.Event.cppm
+++ b/interfaces/Crafter.Event.cppm
@@ -159,7 +159,8 @@ namespace Crafter {
             // Clear previous timing data
             this->listenerTimes.clear();
             
-            for (const auto& listenerSlice : this->listeners) {
+            auto listenersCopy = listenerSlice.second;
+            for (const auto& listenerSlice : listenersCopy) {
                 for (const auto& listener : listenerSlice.second) {
                     auto start = std::chrono::high_resolution_clock::now();
                     listener->function();
@@ -169,7 +170,8 @@ namespace Crafter {
                 }
             }
 #else
-            for (const auto& listenerSlice : this->listeners) {
+            auto listenersCopy = listenerSlice.second;
+            for (const auto& listenerSlice : listenersCopy) {
                 for (const auto& listener : listenerSlice.second) {
                     listener->function();
                 }
@@ -189,7 +191,8 @@ namespace Crafter {
             // Clear previous timing data
             this->listenerTimes.clear();
             
-            for (const auto& listenerSlice : this->listeners) {
+            auto listenersCopy = listenerSlice.second;
+            for (const auto& listenerSlice : listenersCopy) {
                 for (const auto& listener : listenerSlice.second) {
                     auto start = std::chrono::high_resolution_clock::now();
                     listener->function(data);
@@ -199,7 +202,8 @@ namespace Crafter {
                 }
             }
 #else
-            for (const auto& listenerSlice : this->listeners) {
+            auto listenersCopy = listenerSlice.second;
+            for (const auto& listenerSlice : listenersCopy) {
                 for (const auto& listener : listenerSlice.second) {
                     listener->function(data);
                 }