diff --git a/install.sh b/install.sh
index abfe63d..c771a42 100755
--- a/install.sh
+++ b/install.sh
@@ -12,7 +12,7 @@ DOTDIR="/var/lib/dotfiles"
 
 os_release_file=/etc/os-release
 if [[ ! -e "${os_release_file}" ]] ; then
-    2>&1 printf 'Could not find %, exiting' "${os_release_file}"
+    2>&1 printf 'Could not find %, exiting\n' "${os_release_file}"
     exit 1
 fi
 
@@ -38,7 +38,7 @@ install() {
         fi
         sudowrap pacman -S --needed --noconfirm "${package}"
     else
-        2>&1 printf 'Unsupported distro %s, exiting' "$NAME"
+        2>&1 printf 'Unsupported distro %s, exiting\n' "$NAME"
         exit 1
     fi
 }
diff --git a/install_scripts/ares.sh b/install_scripts/ares.sh
index 54c1d94..189c9ed 100755
--- a/install_scripts/ares.sh
+++ b/install_scripts/ares.sh
@@ -7,12 +7,12 @@ set -o errexit
 DEVICE="/dev/sda"
 
 if [[ ! -b "${DEVICE}" ]] ; then
-    printf '%s does not look like a device' "${DEVICE}"
+    printf '%s does not look like a device\n' "${DEVICE}"
     exit 1
 fi
 
 if [[ ! -d /sys/firmware/efi/efivars ]] ; then
-    printf 'efivars does not exist, looks like the system is not booted in EFI mode'
+    printf 'efivars does not exist, looks like the system is not booted in EFI mode\n'
     exit 1
 fi
 
diff --git a/install_scripts/neptune.sh b/install_scripts/neptune.sh
index 82a5621..bc4369a 100755
--- a/install_scripts/neptune.sh
+++ b/install_scripts/neptune.sh
@@ -7,12 +7,12 @@ set -o errexit
 DEVICE="/dev/nvme0n1"
 
 if [[ ! -b "${DEVICE}" ]] ; then
-    printf '%s does not look like a device' "${DEVICE}"
+    printf '%s does not look like a device\n' "${DEVICE}"
     exit 1
 fi
 
 if [[ ! -d /sys/firmware/efi/efivars ]] ; then
-    printf 'efivars does not exist, looks like the system is not booted in EFI mode'
+    printf 'efivars does not exist, looks like the system is not booted in EFI mode\n'
     exit 1
 fi
 
diff --git a/playbook.yml b/playbook.yml
index 04bdb80..1075744 100644
--- a/playbook.yml
+++ b/playbook.yml
@@ -389,7 +389,7 @@
               done
 
               if [[ ! "${arch}" ]] ; then
-                printf 'unsupported arch' >&2
+                printf 'unsupported arch\n' >&2
                 exit 1
               fi