diff --git a/gtsam/hybrid/HybridConditional.cpp b/gtsam/hybrid/HybridConditional.cpp
index 175aec30c..463f3e283 100644
--- a/gtsam/hybrid/HybridConditional.cpp
+++ b/gtsam/hybrid/HybridConditional.cpp
@@ -13,6 +13,7 @@
  *  @file HybridConditional.cpp
  *  @date Mar 11, 2022
  *  @author Fan Jiang
+ *  @author Varun Agrawal
  */
 
 #include <gtsam/hybrid/HybridConditional.h>
@@ -21,6 +22,8 @@
 #include <gtsam/inference/Conditional-inst.h>
 #include <gtsam/inference/Key.h>
 
+#include <iostream>
+
 namespace gtsam {
 
 /* ************************************************************************ */
diff --git a/gtsam/hybrid/HybridConditional.h b/gtsam/hybrid/HybridConditional.h
index 3921df170..f3df725ef 100644
--- a/gtsam/hybrid/HybridConditional.h
+++ b/gtsam/hybrid/HybridConditional.h
@@ -13,6 +13,7 @@
  *  @file HybridConditional.h
  *  @date Mar 11, 2022
  *  @author Fan Jiang
+ *  @author Varun Agrawal
  */
 
 #pragma once
@@ -25,7 +26,6 @@
 #include <gtsam/inference/Key.h>
 #include <gtsam/linear/GaussianConditional.h>
 
-#include <iostream>
 #include <memory>
 #include <stdexcept>
 #include <string>