diff --git a/dlls/kernel32/file.c b/dlls/kernel32/file.c
index edec6b0fb6f..dadaea6fc6b 100644
--- a/dlls/kernel32/file.c
+++ b/dlls/kernel32/file.c
@@ -1000,6 +1000,16 @@ error:
     return FALSE;
 }
 
+/***********************************************************************
+ *           SetFileValidData   (KERNEL32.@)
+ */
+BOOL WINAPI SetFileValidData( HANDLE hFile, LONGLONG ValidDataLength )
+{
+    FIXME("stub: %p, %s\n", hFile, wine_dbgstr_longlong(ValidDataLength));
+    SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
+    return FALSE;
+}
+
 /***********************************************************************
  *           GetFileTime   (KERNEL32.@)
  */
diff --git a/dlls/kernel32/kernel32.spec b/dlls/kernel32/kernel32.spec
index e7ae7749b10..601644f10c8 100644
--- a/dlls/kernel32/kernel32.spec
+++ b/dlls/kernel32/kernel32.spec
@@ -1030,7 +1030,7 @@
 # @ stub SetFileShortNameA
 # @ stub SetFileShortNameW
 @ stdcall SetFileTime(long ptr ptr ptr)
-# @ stub SetFileValidData
+@ stdcall SetFileValidData(ptr double)
 # @ stub SetFirmwareEnvironmentVariableA
 # @ stub SetFirmwareEnvironmentVariableW
 @ stdcall SetHandleContext(long long)