diff --git a/samples/spring-bigbank-calculator/src/main/java/bigbank/calculator/server/CalculatorServer.java b/samples/spring-bigbank-calculator/src/main/java/bigbank/calculator/server/CalculatorServer.java
index c6a230f..a4dbeae 100644
--- a/samples/spring-bigbank-calculator/src/main/java/bigbank/calculator/server/CalculatorServer.java
+++ b/samples/spring-bigbank-calculator/src/main/java/bigbank/calculator/server/CalculatorServer.java
@@ -45,6 +45,10 @@
 
         node.stop();
         System.out.println("Bye");
+
+        // The following line is a workaround for TUSCANY-3277 when running
+        // on Tuscany SCA 1.6.1 (the JVM hangs when exiting).
+        System.exit(0);
     }
 
 }