diff --git a/letsencrypt-auto-source/letsencrypt-auto b/letsencrypt-auto-source/letsencrypt-auto
index df7fc2dc1..2a44a58dc 100755
--- a/letsencrypt-auto-source/letsencrypt-auto
+++ b/letsencrypt-auto-source/letsencrypt-auto
@@ -749,8 +749,8 @@ elif [ -f /etc/redhat-release ]; then
   unset LE_PYTHON
   DeterminePythonVersion "NOCRASH"
   # Starting to Fedora 29, python2 is on a deprecation path. Let's move to python3 then.
-  RPM_DIST_NAME=`(. /etc/os-release && echo $ID) || echo "unknown"`
-  RPM_DIST_VERSION=`(. /etc/os-release && echo $VERSION_ID) || echo "0"`
+  RPM_DIST_NAME=`(. /etc/os-release 2> /dev/null && echo $ID) || echo "unknown"`
+  RPM_DIST_VERSION=`(. /etc/os-release 2> /dev/null && echo $VERSION_ID) || echo "0"`
   if [ "$RPM_DIST_NAME" = "fedora" -a "$RPM_DIST_VERSION" -ge 29 -o "$PYVER" -eq 26 ]; then
     Bootstrap() {
       BootstrapMessage "RedHat-based OSes that will use Python3"
diff --git a/letsencrypt-auto-source/letsencrypt-auto.template b/letsencrypt-auto-source/letsencrypt-auto.template
index 215fca04e..29c54bf2d 100755
--- a/letsencrypt-auto-source/letsencrypt-auto.template
+++ b/letsencrypt-auto-source/letsencrypt-auto.template
@@ -324,8 +324,8 @@ elif [ -f /etc/redhat-release ]; then
   unset LE_PYTHON
   DeterminePythonVersion "NOCRASH"
   # Starting to Fedora 29, python2 is on a deprecation path. Let's move to python3 then.
-  RPM_DIST_NAME=`(. /etc/os-release && echo $ID) || echo "unknown"`
-  RPM_DIST_VERSION=`(. /etc/os-release && echo $VERSION_ID) || echo "0"`
+  RPM_DIST_NAME=`(. /etc/os-release 2> /dev/null && echo $ID) || echo "unknown"`
+  RPM_DIST_VERSION=`(. /etc/os-release 2> /dev/null && echo $VERSION_ID) || echo "0"`
   if [ "$RPM_DIST_NAME" = "fedora" -a "$RPM_DIST_VERSION" -ge 29 -o "$PYVER" -eq 26 ]; then
     Bootstrap() {
       BootstrapMessage "RedHat-based OSes that will use Python3"