diff --git a/tests/validation/NEON/ROIPoolingLayer.cpp b/tests/validation/NEON/ROIPoolingLayer.cpp
index 20aaefd..a1d4803 100644
--- a/tests/validation/NEON/ROIPoolingLayer.cpp
+++ b/tests/validation/NEON/ROIPoolingLayer.cpp
@@ -32,6 +32,7 @@
 #include "validation/ValidationUserConfiguration.h"
 
 #include <random>
+#include <vector>
 
 using namespace arm_compute;
 using namespace arm_compute::test;
diff --git a/tests/validation/Reference.h b/tests/validation/Reference.h
index 1794ae6..3aca1ea 100644
--- a/tests/validation/Reference.h
+++ b/tests/validation/Reference.h
@@ -27,6 +27,8 @@
 #include "RawTensor.h"
 #include "Types.h"
 
+#include <vector>
+
 namespace arm_compute
 {
 namespace test
diff --git a/tests/validation/ReferenceCPP.h b/tests/validation/ReferenceCPP.h
index 9debdee..e7567ae 100644
--- a/tests/validation/ReferenceCPP.h
+++ b/tests/validation/ReferenceCPP.h
@@ -29,6 +29,7 @@
 #include "RawTensor.h"
 
 #include <ostream>
+#include <vector>
 
 namespace arm_compute
 {
diff --git a/tests/validation/TensorOperations.h b/tests/validation/TensorOperations.h
index 5499e58..fbc69bc 100644
--- a/tests/validation/TensorOperations.h
+++ b/tests/validation/TensorOperations.h
@@ -41,6 +41,7 @@
 #include <array>
 #include <cmath>
 #include <random>
+#include <vector>
 
 namespace arm_compute
 {
diff --git a/tests/validation/TensorVisitors.h b/tests/validation/TensorVisitors.h
index 1b58a16..723302c 100644
--- a/tests/validation/TensorVisitors.h
+++ b/tests/validation/TensorVisitors.h
@@ -31,6 +31,7 @@
 #include "boost_wrapper.h"
 
 #include <ostream>
+#include <vector>
 
 namespace arm_compute
 {