diff --git a/include/coreinit/context.h b/include/coreinit/context.h
index e718263e..42f694a5 100644
--- a/include/coreinit/context.h
+++ b/include/coreinit/context.h
@@ -65,6 +65,9 @@ WUT_CHECK_OFFSET(OSContext, 0x318, mmcr0);
 WUT_CHECK_OFFSET(OSContext, 0x31c, mmcr1);
 WUT_CHECK_SIZE(OSContext, 0x320);
 
+void
+OSLoadContext(OSContext * context);
+
 #ifdef __cplusplus
 }
 #endif