diff --git a/app/static/js/simulation.js b/app/static/js/simulation.js
index fe6f913..bc489bd 100644
--- a/app/static/js/simulation.js
+++ b/app/static/js/simulation.js
@@ -676,7 +676,7 @@ function initializeRealtimeUpdates() {
     // Simulation progress updates
     socket.on('simulation_progress', function(data) {
         debugLog('Received real-time progress update');
-        updateSimulationProgress(data);
+        onSimulationProgress(data);
     });
     
     // Simulation completion
@@ -721,7 +721,7 @@ function startFallbackPolling() {
             
             if (response.latest_snapshot) {
                 // Simulate progress update
-                updateSimulationProgress({
+                onSimulationProgress({
                     iteration: response.latest_snapshot.iteration,
                     total_wealth: response.latest_snapshot.total_wealth,
                     gini_coefficient: response.latest_snapshot.gini_coefficient,