diff --git a/nixos/modules/system/boot/stage-1-init.sh b/nixos/modules/system/boot/stage-1-init.sh
index 22d5ec76af70..337064034efb 100644
--- a/nixos/modules/system/boot/stage-1-init.sh
+++ b/nixos/modules/system/boot/stage-1-init.sh
@@ -14,6 +14,8 @@ extraUtils="@extraUtils@"
 export LD_LIBRARY_PATH=@extraUtils@/lib
 export PATH=@extraUtils@/bin
 ln -s @extraUtils@/bin /bin
+# hardcoded in util-linux's mount helper search path `/run/wrappers/bin:/run/current-system/sw/bin:/sbin`
+ln -s @extraUtils@/bin /sbin
 
 # Copy the secrets to their needed location
 if [ -d "@extraUtils@/secrets" ]; then