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-rwxr-xr-xsrc/doc/rustc-dev-guide/ci/check_line_lengths.sh1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/doc/rustc-dev-guide/ci/check_line_lengths.sh b/src/doc/rustc-dev-guide/ci/check_line_lengths.sh
index 8ecb8a309b6..31cda5c65e9 100755
--- a/src/doc/rustc-dev-guide/ci/check_line_lengths.sh
+++ b/src/doc/rustc-dev-guide/ci/check_line_lengths.sh
@@ -10,6 +10,7 @@ if [ "$MAX_LINE_LENGTH" == "" ]; then
 fi
 
 if [ "$1" == "" ]; then
+  shopt -s globstar
   files=( src/**/*.md )
 else
   files=( "$@" )