diff --git a/src/plugin/bridges/vst3-impls/plugin-proxy.cpp b/src/plugin/bridges/vst3-impls/plugin-proxy.cpp
index 14e81fa8..78a5ffc5 100644
--- a/src/plugin/bridges/vst3-impls/plugin-proxy.cpp
+++ b/src/plugin/bridges/vst3-impls/plugin-proxy.cpp
@@ -157,7 +157,7 @@ Vst3PluginProxyImpl::canProcessSampleSize(int32 symbolicSampleSize) {
                     true);
             }
 
-            return *function_result_cache.parameter_count;
+            return it->second;
         }
     }