diff --git a/org.ntlab.reverseDebugger/src/org/ntlab/reverseDebugger/CallStackLabelProvider.java b/org.ntlab.reverseDebugger/src/org/ntlab/reverseDebugger/CallStackLabelProvider.java
index 6f14937..1123a4f 100644
--- a/org.ntlab.reverseDebugger/src/org/ntlab/reverseDebugger/CallStackLabelProvider.java
+++ b/org.ntlab.reverseDebugger/src/org/ntlab/reverseDebugger/CallStackLabelProvider.java
@@ -20,7 +20,7 @@
 			if (value instanceof CallStackModel) {
 				CallStackModel callStackModel = (CallStackModel)value;
 				StringBuilder text = new StringBuilder();
-				text.append(callStackModel.getSignature());
+				text.append(callStackModel.getCallStackSignature());
 				text.append(" line: ");
 				text.append(callStackModel.getCallLineNo());
 				return text.toString();