diff --git a/src/sbbs3/js_rtpool.c b/src/sbbs3/js_rtpool.c
index 5e975fcf0acc12a7c9e6a6a35c3acf78fe4cefdb..29da99172cb362b9f607784cf2080f7e385e2561 100644
--- a/src/sbbs3/js_rtpool.c
+++ b/src/sbbs3/js_rtpool.c
@@ -16,7 +16,7 @@
 	#define DLLCALL
 #endif
 
-//#define SHARED_RUNTIMES
+#define SHARED_RUNTIMES
 
 struct jsrt_queue {
 	JSRuntime       *rt;