diff --git a/arch/powerpc/boot/wrapper b/arch/powerpc/boot/wrapper
index 1cd82564c996..9184eda780fd 100755
--- a/arch/powerpc/boot/wrapper
+++ b/arch/powerpc/boot/wrapper
@@ -26,6 +26,8 @@
 # Stop execution if any command fails
 set -e
 
+export LC_ALL=C
+
 # Allow for verbose output
 if [ "$V" = 1 ]; then
     set -x