diff --git a/lib/std/os/windows.zig b/lib/std/os/windows.zig
index f6de2b2d6b58e6b7f6585153e4d9e3850f62e80c..dee6381d9131996172e9507298ac1f9d21f7c661 100644
--- a/lib/std/os/windows.zig
+++ b/lib/std/os/windows.zig
@@ -1727,14 +1727,14 @@ pub const CreateProcessError = error{
 };
 
 pub fn CreateProcessW(
-    lpApplicationName: ?LPWSTR,
-    lpCommandLine: LPWSTR,
+    lpApplicationName: ?LPCWSTR,
+    lpCommandLine: ?LPWSTR,
     lpProcessAttributes: ?*SECURITY_ATTRIBUTES,
     lpThreadAttributes: ?*SECURITY_ATTRIBUTES,
     bInheritHandles: BOOL,
     dwCreationFlags: DWORD,
     lpEnvironment: ?*anyopaque,
-    lpCurrentDirectory: ?LPWSTR,
+    lpCurrentDirectory: ?LPCWSTR,
     lpStartupInfo: *STARTUPINFOW,
     lpProcessInformation: *PROCESS_INFORMATION,
 ) CreateProcessError!void {
diff --git a/lib/std/os/windows/kernel32.zig b/lib/std/os/windows/kernel32.zig
index 7a1eb2832a85df4562cacd07b05079cb6362d3b2..ab43fd894d8604d80ea9170db4158e9cead01c2a 100644
--- a/lib/std/os/windows/kernel32.zig
+++ b/lib/std/os/windows/kernel32.zig
@@ -116,14 +116,14 @@ pub extern "kernel32" fn CreateNamedPipeW(
 ) callconv(WINAPI) HANDLE;
 
 pub extern "kernel32" fn CreateProcessW(
-    lpApplicationName: ?LPWSTR,
-    lpCommandLine: LPWSTR,
+    lpApplicationName: ?LPCWSTR,
+    lpCommandLine: ?LPWSTR,
     lpProcessAttributes: ?*SECURITY_ATTRIBUTES,
     lpThreadAttributes: ?*SECURITY_ATTRIBUTES,
     bInheritHandles: BOOL,
     dwCreationFlags: DWORD,
     lpEnvironment: ?*anyopaque,
-    lpCurrentDirectory: ?LPWSTR,
+    lpCurrentDirectory: ?LPCWSTR,
     lpStartupInfo: *STARTUPINFOW,
     lpProcessInformation: *PROCESS_INFORMATION,
 ) callconv(WINAPI) BOOL;