diff --git a/libc/libc.map.txt b/libc/libc.map.txt
index 443d18c..97965ac 100644
--- a/libc/libc.map.txt
+++ b/libc/libc.map.txt
@@ -1351,6 +1351,13 @@
     endnetent;
     endprotoent;
     fexecve;
+    fflush_unlocked;
+    fgetc_unlocked;
+    fgets_unlocked;
+    fputc_unlocked;
+    fputs_unlocked;
+    fread_unlocked;
+    fwrite_unlocked;
     getentropy;
     getnetent;
     getprotoent;