diff --git a/test_common/harness/kernelHelpers.cpp b/test_common/harness/kernelHelpers.cpp
index 49a448c512..ef8a0ab72a 100644
--- a/test_common/harness/kernelHelpers.cpp
+++ b/test_common/harness/kernelHelpers.cpp
@@ -1745,7 +1745,7 @@ Version get_device_cl_c_version(cl_device_id device)
     auto major = opencl_c_version[opencl_c_version.find('.') - 1];
     auto minor = opencl_c_version[opencl_c_version.find('.') + 1];
 
-    return Version{ (uint)(major - '0'), (uint)(minor - '0') };
+    return Version{ (cl_uint)(major - '0'), (cl_uint)(minor - '0') };
 }
 
 Version get_device_latest_cl_c_version(cl_device_id device)
diff --git a/test_common/harness/rounding_mode.cpp b/test_common/harness/rounding_mode.cpp
index fd31146713..bb7539dd19 100644
--- a/test_common/harness/rounding_mode.cpp
+++ b/test_common/harness/rounding_mode.cpp
@@ -203,7 +203,7 @@ void *FlushToZero(void)
 #if defined(__APPLE__) || defined(__linux__) || defined(_WIN32)
 #if defined(__i386__) || defined(__x86_64__) || defined(_MSC_VER)
     union {
-        uint i;
+        unsigned int i;
         void *p;
     } u = { _mm_getcsr() };
     _mm_setcsr(u.i | 0x8040);
@@ -235,7 +235,7 @@ void UnFlushToZero(void *p)
 #if defined(__i386__) || defined(__x86_64__) || defined(_MSC_VER)
     union {
         void *p;
-        uint i;
+        unsigned int i;
     } u = { p };
     _mm_setcsr(u.i);
 #elif defined(__arm__) || defined(__aarch64__)
diff --git a/test_common/harness/testHarness.h b/test_common/harness/testHarness.h
index 15dfdf52b8..326789de7f 100644
--- a/test_common/harness/testHarness.h
+++ b/test_common/harness/testHarness.h
@@ -26,22 +26,28 @@
 class Version {
 public:
     Version(): m_major(0), m_minor(0) {}
-    Version(uint major, uint minor): m_major(major), m_minor(minor) {}
-    bool operator>(const Version &rhs) const { return to_int() > rhs.to_int(); }
-    bool operator<(const Version &rhs) const { return to_int() < rhs.to_int(); }
+    Version(cl_uint major, cl_uint minor): m_major(major), m_minor(minor) {}
+    bool operator>(const Version &rhs) const
+    {
+        return to_uint() > rhs.to_uint();
+    }
+    bool operator<(const Version &rhs) const
+    {
+        return to_uint() < rhs.to_uint();
+    }
     bool operator<=(const Version &rhs) const
     {
-        return to_int() <= rhs.to_int();
+        return to_uint() <= rhs.to_uint();
     }
     bool operator>=(const Version &rhs) const
     {
-        return to_int() >= rhs.to_int();
+        return to_uint() >= rhs.to_uint();
     }
     bool operator==(const Version &rhs) const
     {
-        return to_int() == rhs.to_int();
+        return to_uint() == rhs.to_uint();
     }
-    int to_int() const { return m_major * 10 + m_minor; }
+    cl_uint to_uint() const { return m_major * 10 + m_minor; }
     std::string to_string() const
     {
         std::stringstream ss;
@@ -50,8 +56,8 @@ class Version {
     }
 
 private:
-    uint m_major;
-    uint m_minor;
+    cl_uint m_major;
+    cl_uint m_minor;
 };
 
 Version get_device_cl_version(cl_device_id device);
diff --git a/test_conformance/basic/test_preprocessors.cpp b/test_conformance/basic/test_preprocessors.cpp
index 2038d15076..6fa38dc96d 100644
--- a/test_conformance/basic/test_preprocessors.cpp
+++ b/test_conformance/basic/test_preprocessors.cpp
@@ -217,7 +217,7 @@ int test_kernel_preprocessor_macros(cl_device_id deviceID, cl_context context, c
     // The OpenCL version reported by the macro reports the feature level supported by the compiler. Since
     // this doesn't directly match any property we can query, we just check to see if it's a sane value
     auto device_cl_version = get_device_cl_version(deviceID);
-    int device_cl_version_int = device_cl_version.to_int() * 10;
+    int device_cl_version_int = device_cl_version.to_uint() * 10;
     if ((results[2] < 100) || (results[2] > device_cl_version_int))
     {
         log_error("ERROR: Kernel preprocessor __OPENCL_VERSION__ does not make "
@@ -241,14 +241,16 @@ int test_kernel_preprocessor_macros(cl_device_id deviceID, cl_context context, c
     int cl_c_minor_version = (results[3] / 10) % 10;
     if ((results[3] < 100)
         || (!device_supports_cl_c_version(
-            deviceID, Version{ cl_c_major_version, cl_c_minor_version })))
+            deviceID,
+            Version{ (cl_uint)cl_c_major_version,
+                     (cl_uint)cl_c_minor_version })))
     {
         auto device_version = get_device_cl_c_version(deviceID);
         log_error(
             "ERROR: Kernel preprocessor __OPENCL_C_VERSION__ does not make "
             "sense w.r.t. device's version string! "
             "(preprocessor states %d, CL_DEVICE_OPENCL_C_VERSION is %d (%s))\n",
-            results[3], device_version.to_int() * 10,
+            results[3], device_version.to_uint() * 10,
             device_version.to_string().c_str());
         log_error("This means that CL_DEVICE_OPENCL_C_VERSION < "
                   "__OPENCL_C_VERSION__");