diff --git a/src/host/path_getrelative.c b/src/host/path_getrelative.c
index e08f3d4c..68ef72a8 100644
--- a/src/host/path_getrelative.c
+++ b/src/host/path_getrelative.c
@@ -87,8 +87,9 @@ int path_getrelative(lua_State* L)
 		++i;
 	}
 
-	/* if they have nothing in common return absolute path */
-	if (last <= 0) {
+	/* if I end up with just the root of the filesystem, either a single
+	 * slash (/) or a drive letter (c:) then return the absolute path. */
+	if (last <= 0 || (last == 2 && src[1] == ':')) {
 		dst[strlen(dst) - 1] = '\0';
 		lua_pushstring(L, dst);
 		return 1;
diff --git a/tests/base/test_path.lua b/tests/base/test_path.lua
index fa1e2306..905f681f 100755
--- a/tests/base/test_path.lua
+++ b/tests/base/test_path.lua
@@ -201,18 +201,22 @@
 		test.isequal("/opt/include", path.getrelative("/home/me/src/project", "/opt/include"))
 	end
 
-	function suite.ignoresExtraSlashes2()
+	function suite.getrelative_ignoresExtraSlashes2()
 		test.isequal("..", path.getrelative("/a//b/c","/a/b"))
 	end
 
-	function suite.ignoresExtraSlashes3()
+	function suite.getrelative_ignoresExtraSlashes3()
 		test.isequal("..", path.getrelative("/a///b/c","/a/b"))
 	end
 
-    function suite.ignoresTrailingSlashes()
+    function suite.getrelative_ignoresTrailingSlashes()
          test.isequal("c", path.getrelative("/a/b/","/a/b/c"))
     end
 
+  	function suite.getrelative_returnsAbsPath_onContactWithFileSysRoot()
+  		test.isequal("C:/Boost/Include", path.getrelative("C:/Code/MyApp", "C:/Boost/Include"))
+  	end
+
 
 --
 -- path.isabsolute() tests