diff --git a/glm/detail/func_integer.inl b/glm/detail/func_integer.inl
index 1e8e309d..6ad5c46c 100644
--- a/glm/detail/func_integer.inl
+++ b/glm/detail/func_integer.inl
@@ -116,7 +116,7 @@ namespace glm
 		Borrow = mix(vecType<uint, P>(1), vecType<uint, P>(0), greaterThanEqual(x, y));
 		vecType<uint, P> const YgeX(y - x);
 		vecType<uint, P> const XgeY(vecType<uint32, P>((static_cast<int64>(1) << static_cast<int64>(32)) + (vecType<int64, P>(y) - vecType<int64, P>(x))));
-		return mix(XgeY, YgeX, y >= x);
+		return mix(XgeY, YgeX, greaterThanEqual(y, x));
 	}
 
 	// umulExtended
diff --git a/test/core/core_func_integer.cpp b/test/core/core_func_integer.cpp
index edb8ac42..044c8644 100644
--- a/test/core/core_func_integer.cpp
+++ b/test/core/core_func_integer.cpp
@@ -8,6 +8,7 @@
 ///////////////////////////////////////////////////////////////////////////////////////////////////
 
 #include <glm/integer.hpp>
+#include <glm/gtc/vec1.hpp>
 #include <iostream>
 
 enum result
@@ -225,14 +226,58 @@ namespace usubBorrow
 	{
 		int Error(0);
 		
-		glm::uint x = 16;
-		glm::uint y = 17;
-		glm::uint Borrow = 0;
-		glm::uint Result = glm::usubBorrow(x, y, Borrow);
-		
+		{
+			glm::uint x = 16;
+			glm::uint y = 17;
+			glm::uint Borrow = 0;
+			glm::uint Result = glm::usubBorrow(x, y, Borrow);
+
+			Error += Borrow == 1 ? 0 : 1;
+			Error += Result == 1 ? 0 : 1;
+		}
+
+		{
+			glm::uvec1 x(16);
+			glm::uvec1 y(17);
+			glm::uvec1 Borrow(0);
+			glm::uvec1 Result(glm::usubBorrow(x, y, Borrow));
+
+			Error += glm::all(glm::equal(Borrow, glm::uvec1(1))) ? 0 : 1;
+			Error += glm::all(glm::equal(Result, glm::uvec1(1))) ? 0 : 1;
+		}
+
+		{
+			glm::uvec2 x(16);
+			glm::uvec2 y(17);
+			glm::uvec2 Borrow(0);
+			glm::uvec2 Result(glm::usubBorrow(x, y, Borrow));
+
+			Error += glm::all(glm::equal(Borrow, glm::uvec2(1))) ? 0 : 1;
+			Error += glm::all(glm::equal(Result, glm::uvec2(1))) ? 0 : 1;
+		}
+
+		{
+			glm::uvec3 x(16);
+			glm::uvec3 y(17);
+			glm::uvec3 Borrow(0);
+			glm::uvec3 Result(glm::usubBorrow(x, y, Borrow));
+
+			Error += glm::all(glm::equal(Borrow, glm::uvec3(1))) ? 0 : 1;
+			Error += glm::all(glm::equal(Result, glm::uvec3(1))) ? 0 : 1;
+		}
+
+		{
+			glm::uvec4 x(16);
+			glm::uvec4 y(17);
+			glm::uvec4 Borrow(0);
+			glm::uvec4 Result(glm::usubBorrow(x, y, Borrow));
+
+			Error += glm::all(glm::equal(Borrow, glm::uvec4(1))) ? 0 : 1;
+			Error += glm::all(glm::equal(Result, glm::uvec4(1))) ? 0 : 1;
+		}
+
 		return Error;
 	}
-	
 }//namespace usubBorrow
 
 int main()
@@ -241,6 +286,7 @@ int main()
 
 	std::cout << "sizeof(glm::uint64): " << sizeof(glm::detail::uint64) << std::endl;
 
+	Error += ::usubBorrow::test();
 	Error += ::bitfieldExtract::test();
 	Error += ::bitfieldReverse::test();
 	Error += ::findMSB::test();