diff --git a/src/core/org/apache/jmeter/resources/messages.properties b/src/core/org/apache/jmeter/resources/messages.properties
index e94cf54d373..6709305ce49 100644
--- a/src/core/org/apache/jmeter/resources/messages.properties
+++ b/src/core/org/apache/jmeter/resources/messages.properties
@@ -146,8 +146,8 @@ backend_listener_queue_size=Async Queue size
 bind=Thread Bind
 bouncy_castle_unavailable_message=The jars for bouncy castle are unavailable, please add them to your classpath.
 boundaryextractor_empty_default_value=Use empty default value
-boundaryextractor_leftboundary_field=Left boundary
-boundaryextractor_rightboundary_field=Right boundary
+boundaryextractor_leftboundary_field=Left Boundary: 
+boundaryextractor_rightboundary_field=Right Boundary: 
 boundaryextractor_title=Boundary Extractor
 browse=Browse...
 bsf_sampler_title=BSF Sampler