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-rw-r--r--package/base-files/files/lib/upgrade/common.sh2
1 files changed, 1 insertions, 1 deletions
diff --git a/package/base-files/files/lib/upgrade/common.sh b/package/base-files/files/lib/upgrade/common.sh
index 2cbc69e5dd..49c2fa0e7b 100644
--- a/package/base-files/files/lib/upgrade/common.sh
+++ b/package/base-files/files/lib/upgrade/common.sh
@@ -5,7 +5,7 @@ RAM_ROOT=/tmp/root
export BACKUP_FILE=sysupgrade.tgz # file extracted by preinit
[ -x /usr/bin/ldd ] || ldd() { LD_TRACE_LOADED_OBJECTS=1 $*; }
-libs() { ldd $* 2>/dev/null | sed -r 's/(.* => )?(.*) .*/\2/'; }
+libs() { ldd $* 2>/dev/null | sed -E 's/(.* => )?(.*) .*/\2/'; }
install_file() { # <file> [ <file> ... ]
local target dest dir