diff --git a/2018/day09/myinput.sh b/2018/day09/myinput.sh
old mode 100755
new mode 100644
diff --git a/2018/day11/myinput.sh b/2018/day11/myinput.sh
old mode 100755
new mode 100644
diff --git a/2018/day11/testinput.sh b/2018/day11/testinput.sh
old mode 100755
new mode 100644
diff --git a/2018/day23/day23.py b/2018/day23/day23.py
old mode 100755
new mode 100644
diff --git a/2020/day05/input b/2020/day05/input
old mode 100755
new mode 100644
diff --git a/2020/day05/main.go b/2020/day05/main.go
old mode 100755
new mode 100644
diff --git a/2020/day06/input b/2020/day06/input
old mode 100755
new mode 100644
diff --git a/2020/day12/input b/2020/day12/input
old mode 100755
new mode 100644
diff --git a/mkday.sh b/mkday.sh
old mode 100755
new mode 100644