diff --git a/test/windows/UnitTests.cpp b/test/windows/UnitTests.cpp
index 3551668..3261e0f 100644
--- a/test/windows/UnitTests.cpp
+++ b/test/windows/UnitTests.cpp
@@ -273,7 +273,7 @@ class UnitTests
 
             // N.B. The XDG_RUNTIME_DIR variable is always set by init even if gui apps are disabled.
             std::tie(out, err) = LxsstuLaunchWslAndCaptureOutput(std::format(L"--user {} echo $XDG_RUNTIME_DIR", LXSST_TEST_USERNAME));
-            VERIFY_ARE_EQUAL(out, std::format(L"/run/user/{}\n", TestUid).c_str());
+            VERIFY_ARE_EQUAL(out, std::format(L"/run/user/{}\n", TestUid));
         }
 
         // Validate user sessions state with gui apps enabled.
@@ -285,7 +285,7 @@ class UnitTests
             VERIFY_ARE_EQUAL(out, L":0\n");
 
             std::tie(out, err) = LxsstuLaunchWslAndCaptureOutput(std::format(L"--user {} echo $XDG_RUNTIME_DIR", LXSST_TEST_USERNAME));
-            VERIFY_ARE_EQUAL(out, std::format(L"/run/user/{}\n", TestUid).c_str());
+            VERIFY_ARE_EQUAL(out, std::format(L"/run/user/{}\n", TestUid));
         }
 
         // Create a 'broken' /run/user and validate that the warning is correctly displayed.