diff --git a/src/neuroscience/new_agent_event/neurite_branching_event.h b/src/neuroscience/new_agent_event/neurite_branching_event.h
index 113f5525b..85dd1e26e 100644
--- a/src/neuroscience/new_agent_event/neurite_branching_event.h
+++ b/src/neuroscience/new_agent_event/neurite_branching_event.h
@@ -17,6 +17,8 @@
 
 #include <array>
 #include "core/agent/new_agent_event.h"
+#include "core/container/math_array.h"
+#include "core/real_t.h"
 
 namespace bdm {
 namespace neuroscience {
diff --git a/src/neuroscience/new_agent_event/new_neurite_extension_event.h b/src/neuroscience/new_agent_event/new_neurite_extension_event.h
index b8aa7d10f..fb9cef3cd 100644
--- a/src/neuroscience/new_agent_event/new_neurite_extension_event.h
+++ b/src/neuroscience/new_agent_event/new_neurite_extension_event.h
@@ -16,6 +16,7 @@
 #define NEUROSCIENCE_NEW_AGENT_EVENT_NEW_NEURITE_EXTENSION_EVENT_H_
 
 #include "core/agent/new_agent_event.h"
+#include "core/real_t.h"
 
 namespace bdm {
 namespace neuroscience {
diff --git a/src/neuroscience/new_agent_event/side_neurite_extension_event.h b/src/neuroscience/new_agent_event/side_neurite_extension_event.h
index b72998ba4..d4c6f802b 100644
--- a/src/neuroscience/new_agent_event/side_neurite_extension_event.h
+++ b/src/neuroscience/new_agent_event/side_neurite_extension_event.h
@@ -16,6 +16,8 @@
 #define NEUROSCIENCE_NEW_AGENT_EVENT_SIDE_NEURITE_EXTENSION_EVENT_H_
 
 #include "core/agent/new_agent_event.h"
+#include "core/container/math_array.h"
+#include "core/real_t.h"
 
 namespace bdm {
 namespace neuroscience {
diff --git a/src/neuroscience/new_agent_event/split_neurite_element_event.h b/src/neuroscience/new_agent_event/split_neurite_element_event.h
index fced3bef9..264be460e 100644
--- a/src/neuroscience/new_agent_event/split_neurite_element_event.h
+++ b/src/neuroscience/new_agent_event/split_neurite_element_event.h
@@ -16,6 +16,7 @@
 #define NEUROSCIENCE_NEW_AGENT_EVENT_SPLIT_NEURITE_ELEMENT_EVENT_H_
 
 #include "core/agent/new_agent_event.h"
+#include "core/real_t.h"
 
 namespace bdm {
 namespace neuroscience {
diff --git a/test/unit/core/operation/dividing_cell_op_test.h b/test/unit/core/operation/dividing_cell_op_test.h
index e13e95e48..417ebcfd3 100644
--- a/test/unit/core/operation/dividing_cell_op_test.h
+++ b/test/unit/core/operation/dividing_cell_op_test.h
@@ -21,6 +21,7 @@
 
 #include "core/agent/cell.h"
 #include "core/operation/dividing_cell_op.h"
+#include "core/operation/operation_registry.h"
 #include "core/resource_manager.h"
 #include "unit/test_util/test_util.h"
 
diff --git a/test/unit/core/operation/mechanical_forces_op_test.h b/test/unit/core/operation/mechanical_forces_op_test.h
index 55b4efa14..45a60911c 100644
--- a/test/unit/core/operation/mechanical_forces_op_test.h
+++ b/test/unit/core/operation/mechanical_forces_op_test.h
@@ -17,6 +17,7 @@
 
 #include "core/agent/cell.h"
 #include "core/operation/mechanical_forces_op.h"
+#include "core/operation/operation_registry.h"
 #include "unit/test_util/test_util.h"
 
 namespace bdm {