diff --git a/Misc/NEWS.d/next/Windows/2026-07-01-17-07-45.gh-issue-152433.uK7dKS.rst b/Misc/NEWS.d/next/Windows/2026-07-01-17-07-45.gh-issue-152433.uK7dKS.rst
new file mode 100644
index 000000000000000..7ad79d94bf376d4
--- /dev/null
+++ b/Misc/NEWS.d/next/Windows/2026-07-01-17-07-45.gh-issue-152433.uK7dKS.rst
@@ -0,0 +1 @@
+``_uuid`` module: improve UWP compatibility.
diff --git a/Modules/_uuidmodule.c b/Modules/_uuidmodule.c
index c31a7e8fea56084..3edc29a75b32ce9 100644
--- a/Modules/_uuidmodule.c
+++ b/Modules/_uuidmodule.c
@@ -20,6 +20,9 @@
 
 #ifdef MS_WINDOWS
 #include <rpc.h>
+#ifndef RPC_S_OK
+#define RPC_S_OK 0L
+#endif
 #endif
 
 #ifndef MS_WINDOWS