diff --git a/Ghidra/Debug/Debugger-agent-dbgeng/src/main/java/agent/dbgeng/manager/impl/DbgRegister.java b/Ghidra/Debug/Debugger-agent-dbgeng/src/main/java/agent/dbgeng/manager/impl/DbgRegister.java
index 775e5873ec..dbb58764c7 100644
--- a/Ghidra/Debug/Debugger-agent-dbgeng/src/main/java/agent/dbgeng/manager/impl/DbgRegister.java
+++ b/Ghidra/Debug/Debugger-agent-dbgeng/src/main/java/agent/dbgeng/manager/impl/DbgRegister.java
@@ -84,6 +84,6 @@ public class DbgRegister implements Comparable<DbgRegister> {
 		if (desc == null) {
 			return true;
 		}
-		return desc.subregMaster == 0;
+		return desc.subregMask == 0;
 	}
 }