diff --git a/sdk/lib/ucrt/startup/__scrt_uninitialize_crt.cpp b/sdk/lib/ucrt/startup/__scrt_uninitialize_crt.cpp
new file mode 100644
index 00000000000..dcb70fdebc5
--- /dev/null
+++ b/sdk/lib/ucrt/startup/__scrt_uninitialize_crt.cpp
@@ -0,0 +1,17 @@
+//
+// __scrt_uninitialize_crt.c
+//
+//      Copyright (c) 2024 Timo Kreuzer
+//
+// Implementation of __scrt_uninitialize_crt.
+//
+// SPDX-License-Identifier: MIT
+//
+
+extern "C"
+bool
+__cdecl
+__scrt_uninitialize_crt(bool is_terminating, bool from_exit)
+{
+    return true;
+}
diff --git a/sdk/lib/ucrt/startup/startup.cmake b/sdk/lib/ucrt/startup/startup.cmake
index 9bc9b454df7..4bf94341ace 100644
--- a/sdk/lib/ucrt/startup/startup.cmake
+++ b/sdk/lib/ucrt/startup/startup.cmake
@@ -1,5 +1,6 @@
 
 list(APPEND UCRT_STARTUP_SOURCES
+    startup/__scrt_uninitialize_crt.cpp
     startup/abort.cpp
     startup/argv_data.cpp
     startup/argv_parsing.cpp