diff --git a/picolibc b/picolibc
index d492d5fa..1c73900b 160000
--- a/picolibc
+++ b/picolibc
@@ -1 +1 @@
-Subproject commit d492d5fa7c96918e37653f303028346bb0dd51a2
+Subproject commit 1c73900b79dbc02b80d09f5d637382249158e1ec