diff --git a/configure.sh b/configure.sh
index 4514b6a..60a315b 100755
--- a/configure.sh
+++ b/configure.sh
@@ -37,7 +37,8 @@ APT::Install-Suggests "0";" | tee /etc/apt/apt.conf.d/01norecommend >/dev/null
     sed -i "s/.*MaxLevelStore=.*/MaxLevelStore=info/g" /etc/systemd/journald.conf
     sed -i "s/.*MaxLevelSyslog=.*/MaxLevelSyslog=info/g" /etc/systemd/journald.conf
 
-    sed -i "s/EDITOR=.*/EDITOR=micro/g" /etc/environment
+    sed -i "/EDITOR=.*/d" /etc/environment
+    echo "EDITOR=micro" | tee -a /etc/environment
 
     cp "$AWD/assets/TINK-CA.crt" /usr/local/share/ca-certificates
     /usr/sbin/update-ca-certificates