diff --git a/sycl/test-e2e/lit.cfg.py b/sycl/test-e2e/lit.cfg.py
index 565520251ae6..8aa94f505e84 100644
--- a/sycl/test-e2e/lit.cfg.py
+++ b/sycl/test-e2e/lit.cfg.py
@@ -277,6 +277,15 @@ def check_igc_tag_and_add_feature():
         with open(config.igc_tag_file, "r") as tag_file:
             contents = tag_file.read()
 
+def is_windows_unc_network_path(path):
+    if not path or platform.system() != "Windows":
+        return false
+    return path.startswith("//") or path.startswith(r"\\")
+
+def normalize_windows_network_path(path):
+    if is_windows_unc_network_path(path):
+        path = path.replace("/", r"\\")
+    return path
 
 def quote_path(path):
     if not path:
@@ -557,11 +566,14 @@ def open_check_file(file_name):
 
 # Check for OpenCL ICD
 if config.opencl_libs_dir:
+    opencl_lib = config.opencl_libs_dir  + "/OpenCL.lib"
     config.opencl_libs_dir = quote_path(config.opencl_libs_dir)
     config.opencl_include_dir = quote_path(config.opencl_include_dir)
     if cl_options:
+        if is_windows_unc_network_path(opencl_lib):
+            opencl_lib = normalize_windows_network_path(opencl_lib)
         config.substitutions.append(
-            ("%opencl_lib", " " + config.opencl_libs_dir + "/OpenCL.lib")
+            ("%opencl_lib", " " + quote_path(opencl_lib))
         )
     else:
         config.substitutions.append(