diff --git a/src/game/server/ai_networkmanager.cpp b/src/game/server/ai_networkmanager.cpp
index 81f32bb5..239ccd61 100644
--- a/src/game/server/ai_networkmanager.cpp
+++ b/src/game/server/ai_networkmanager.cpp
@@ -212,7 +212,7 @@ void CAI_NetworkBuilder::SaveNetworkGraph(CAI_Network* pNetwork)
 
 		const CAI_TraverseNode& traverseExNode = (*g_pAITraverseNodes)[i];
 		buf.Put(&traverseExNode.m_Quat, sizeof(Quaternion));
-		buf.PutInt(traverseExNode.m_Index_MAYBE);
+		buf.PutInt(traverseExNode.m_TraverseType);
 	}
 
 	timer.End();
diff --git a/src/game/server/ai_node.h b/src/game/server/ai_node.h
index 8f2d5d58..5979147a 100644
--- a/src/game/server/ai_node.h
+++ b/src/game/server/ai_node.h
@@ -136,7 +136,7 @@ static_assert(sizeof(CAI_ClusterLink) == 12);
 struct CAI_TraverseNode
 {
 	Quaternion m_Quat;
-	int m_Index_MAYBE;
+	int m_TraverseType; // Indexes into g_traverseActivities in engine code.
 };
 static_assert(sizeof(CAI_TraverseNode) == 20);