diff --git a/src/kits/debugger/util/Worker.cpp b/src/kits/debugger/util/Worker.cpp
index 0a184bdfbc..3d4628996e 100644
--- a/src/kits/debugger/util/Worker.cpp
+++ b/src/kits/debugger/util/Worker.cpp
@@ -139,6 +139,7 @@ Job::SetDescription(const char* format, ...)
 	va_list args;
 	va_start(args, format);
 	fDescription.SetToFormatVarArgs(format, args);
+	va_end(args);
 }