diff --git a/media/omx/1.0/vts/functional/master/VtsHalMediaOmxV1_0TargetMasterTest.cpp b/media/omx/1.0/vts/functional/master/VtsHalMediaOmxV1_0TargetMasterTest.cpp
index 4e25313..68ee900 100644
--- a/media/omx/1.0/vts/functional/master/VtsHalMediaOmxV1_0TargetMasterTest.cpp
+++ b/media/omx/1.0/vts/functional/master/VtsHalMediaOmxV1_0TargetMasterTest.cpp
@@ -251,7 +251,7 @@
     };
 
     // Matching rules for node names and owners
-    const testing::internal::RE nodeNamePattern = "[a-zA-Z0-9.-]+";
+    const testing::internal::RE nodeNamePattern = "[a-zA-Z0-9._-]+";
     const testing::internal::RE nodeOwnerPattern = "[a-zA-Z0-9._-]+";
 
     std::set<const std::string> roleKeys;