diff --git a/thrust/testing/for_each.cu b/thrust/testing/for_each.cu
index 5699c87e19a..86c36c673ab 100644
--- a/thrust/testing/for_each.cu
+++ b/thrust/testing/for_each.cu
@@ -167,7 +167,7 @@ void TestForEach(const size_t n)
 {
   const size_t output_size = std::min((size_t) 10, 2 * n);
 
-  thrust::host_vector<T> h_input = unittest::random_integers<T>(n);
+  thrust::host_vector<T> h_input = unittest::random_integers<size_t>(n);
 
   for (size_t i = 0; i < n; i++)
   {
@@ -199,7 +199,7 @@ void TestForEachN(const size_t n)
 {
   const size_t output_size = std::min((size_t) 10, 2 * n);
 
-  thrust::host_vector<T> h_input = unittest::random_integers<T>(n);
+  thrust::host_vector<T> h_input = unittest::random_integers<size_t>(n);
 
   for (size_t i = 0; i < n; i++)
   {
diff --git a/thrust/testing/set_difference.cu b/thrust/testing/set_difference.cu
index 5fe1de1fc1e..0af2813d18a 100644
--- a/thrust/testing/set_difference.cu
+++ b/thrust/testing/set_difference.cu
@@ -134,7 +134,7 @@ DECLARE_VARIABLE_UNITTEST(TestSetDifferenceEquivalentRanges);
 template <typename T>
 void TestSetDifferenceMultiset(const size_t n)
 {
-  thrust::host_vector<T> vec = unittest::random_integers<T>(2 * n);
+  thrust::host_vector<T> vec = unittest::random_integers<int>(2 * n);
 
   // restrict elements to [min,13)
   for (typename thrust::host_vector<T>::iterator i = vec.begin(); i != vec.end(); ++i)
diff --git a/thrust/testing/set_difference_by_key.cu b/thrust/testing/set_difference_by_key.cu
index 085a0d66700..1ffe8a780f5 100644
--- a/thrust/testing/set_difference_by_key.cu
+++ b/thrust/testing/set_difference_by_key.cu
@@ -235,7 +235,7 @@ DECLARE_VARIABLE_UNITTEST(TestSetDifferenceByKeyEquivalentRanges);
 template <typename T>
 void TestSetDifferenceByKeyMultiset(const size_t n)
 {
-  thrust::host_vector<T> vec = unittest::random_integers<T>(2 * n);
+  thrust::host_vector<T> vec = unittest::random_integers<int>(2 * n);
 
   // restrict elements to [min,13)
   for (typename thrust::host_vector<T>::iterator i = vec.begin(); i != vec.end(); ++i)
diff --git a/thrust/testing/set_intersection.cu b/thrust/testing/set_intersection.cu
index af95e2cdf07..b312a30bd5b 100644
--- a/thrust/testing/set_intersection.cu
+++ b/thrust/testing/set_intersection.cu
@@ -168,7 +168,7 @@ DECLARE_VARIABLE_UNITTEST(TestSetIntersectionEquivalentRanges);
 template <typename T>
 void TestSetIntersectionMultiset(const size_t n)
 {
-  thrust::host_vector<T> vec = unittest::random_integers<T>(2 * n);
+  thrust::host_vector<T> vec = unittest::random_integers<int>(2 * n);
 
   // restrict elements to [min,13)
   for (typename thrust::host_vector<T>::iterator i = vec.begin(); i != vec.end(); ++i)
diff --git a/thrust/testing/set_intersection_by_key.cu b/thrust/testing/set_intersection_by_key.cu
index fae4837afd3..9c99e72377b 100644
--- a/thrust/testing/set_intersection_by_key.cu
+++ b/thrust/testing/set_intersection_by_key.cu
@@ -210,7 +210,7 @@ DECLARE_VARIABLE_UNITTEST(TestSetIntersectionByKeyEquivalentRanges);
 template <typename T>
 void TestSetIntersectionByKeyMultiset(const size_t n)
 {
-  thrust::host_vector<T> vec = unittest::random_integers<T>(2 * n);
+  thrust::host_vector<T> vec = unittest::random_integers<int>(2 * n);
 
   // restrict elements to [min,13)
   for (typename thrust::host_vector<T>::iterator i = vec.begin(); i != vec.end(); ++i)
diff --git a/thrust/testing/set_symmetric_difference.cu b/thrust/testing/set_symmetric_difference.cu
index 5b8f790b06b..7038165641a 100644
--- a/thrust/testing/set_symmetric_difference.cu
+++ b/thrust/testing/set_symmetric_difference.cu
@@ -134,7 +134,7 @@ DECLARE_VARIABLE_UNITTEST(TestSetSymmetricDifferenceEquivalentRanges);
 template <typename T>
 void TestSetSymmetricDifferenceMultiset(const size_t n)
 {
-  thrust::host_vector<T> vec = unittest::random_integers<T>(2 * n);
+  thrust::host_vector<T> vec = unittest::random_integers<int>(2 * n);
 
   // restrict elements to [min,13)
   for (typename thrust::host_vector<T>::iterator i = vec.begin(); i != vec.end(); ++i)
diff --git a/thrust/testing/set_symmetric_difference_by_key.cu b/thrust/testing/set_symmetric_difference_by_key.cu
index b5bde594fc4..ae82cec9414 100644
--- a/thrust/testing/set_symmetric_difference_by_key.cu
+++ b/thrust/testing/set_symmetric_difference_by_key.cu
@@ -234,7 +234,7 @@ DECLARE_VARIABLE_UNITTEST(TestSetSymmetricDifferenceByKeyEquivalentRanges);
 template <typename T>
 void TestSetSymmetricDifferenceByKeyMultiset(const size_t n)
 {
-  thrust::host_vector<T> vec = unittest::random_integers<T>(2 * n);
+  thrust::host_vector<T> vec = unittest::random_integers<int>(2 * n);
 
   // restrict elements to [min,13)
   for (typename thrust::host_vector<T>::iterator i = vec.begin(); i != vec.end(); ++i)
diff --git a/thrust/testing/set_union_by_key.cu b/thrust/testing/set_union_by_key.cu
index 85ac2dcbff5..b167517bbc4 100644
--- a/thrust/testing/set_union_by_key.cu
+++ b/thrust/testing/set_union_by_key.cu
@@ -234,7 +234,7 @@ DECLARE_VARIABLE_UNITTEST(TestSetUnionByKeyEquivalentRanges);
 template <typename T>
 void TestSetUnionByKeyMultiset(const size_t n)
 {
-  thrust::host_vector<T> vec = unittest::random_integers<T>(2 * n);
+  thrust::host_vector<T> vec = unittest::random_integers<int>(2 * n);
 
   // restrict elements to [min,13)
   for (typename thrust::host_vector<T>::iterator i = vec.begin(); i != vec.end(); ++i)