diff --git a/core/os/os_windows.odin b/core/os/os_windows.odin
index 552508f3b..b0e166b82 100644
--- a/core/os/os_windows.odin
+++ b/core/os/os_windows.odin
@@ -143,7 +143,7 @@ last_write_time_by_name :: proc(name: string) -> (File_Time, Error) {
 
 
 @(require_results)
-get_page_size :: proc() -> int {
+get_page_size :: proc "contextless" () -> int {
 	// NOTE(tetra): The page size never changes, so why do anything complicated
 	// if we don't have to.
 	@static page_size := -1