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-rw-r--r--update.sh2
1 files changed, 1 insertions, 1 deletions
diff --git a/update.sh b/update.sh
index 1f328ac..794a15a 100644
--- a/update.sh
+++ b/update.sh
@@ -45,7 +45,7 @@ check_symlinks_enabled_cygwin() {
# Utility routines
-script_argv0="${BASH_SOURCE[0]}"
+readonly script_argv0="${BASH_SOURCE[0]}"
dump() {
local prefix="${FUNCNAME[0]}"