diff --git a/entrypoint/15-local-resolvers.envsh b/entrypoint/15-local-resolvers.envsh
index 450a999f4933ea292cf0a19f5ac4497f10d00b44..e830ddacda884b33f537b4e867942efac5a00dbd 100755
--- a/entrypoint/15-local-resolvers.envsh
+++ b/entrypoint/15-local-resolvers.envsh
@@ -9,4 +9,7 @@ PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin
 [ "${NGINX_ENTRYPOINT_LOCAL_RESOLVERS:-}" ] || return 0
 
 NGINX_LOCAL_RESOLVERS=$(awk 'BEGIN{ORS=" "} $1=="nameserver" {if ($2 ~ ":") {print "["$2"]"} else {print $2}}' /etc/resolv.conf)
+
+NGINX_LOCAL_RESOLVERS="${NGINX_LOCAL_RESOLVERS% }"
+
 export NGINX_LOCAL_RESOLVERS
diff --git a/mainline/alpine-slim/15-local-resolvers.envsh b/mainline/alpine-slim/15-local-resolvers.envsh
index 450a999f4933ea292cf0a19f5ac4497f10d00b44..e830ddacda884b33f537b4e867942efac5a00dbd 100755
--- a/mainline/alpine-slim/15-local-resolvers.envsh
+++ b/mainline/alpine-slim/15-local-resolvers.envsh
@@ -9,4 +9,7 @@ PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin
 [ "${NGINX_ENTRYPOINT_LOCAL_RESOLVERS:-}" ] || return 0
 
 NGINX_LOCAL_RESOLVERS=$(awk 'BEGIN{ORS=" "} $1=="nameserver" {if ($2 ~ ":") {print "["$2"]"} else {print $2}}' /etc/resolv.conf)
+
+NGINX_LOCAL_RESOLVERS="${NGINX_LOCAL_RESOLVERS% }"
+
 export NGINX_LOCAL_RESOLVERS
diff --git a/mainline/debian/15-local-resolvers.envsh b/mainline/debian/15-local-resolvers.envsh
index 450a999f4933ea292cf0a19f5ac4497f10d00b44..e830ddacda884b33f537b4e867942efac5a00dbd 100755
--- a/mainline/debian/15-local-resolvers.envsh
+++ b/mainline/debian/15-local-resolvers.envsh
@@ -9,4 +9,7 @@ PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin
 [ "${NGINX_ENTRYPOINT_LOCAL_RESOLVERS:-}" ] || return 0
 
 NGINX_LOCAL_RESOLVERS=$(awk 'BEGIN{ORS=" "} $1=="nameserver" {if ($2 ~ ":") {print "["$2"]"} else {print $2}}' /etc/resolv.conf)
+
+NGINX_LOCAL_RESOLVERS="${NGINX_LOCAL_RESOLVERS% }"
+
 export NGINX_LOCAL_RESOLVERS
diff --git a/stable/alpine-slim/15-local-resolvers.envsh b/stable/alpine-slim/15-local-resolvers.envsh
index 450a999f4933ea292cf0a19f5ac4497f10d00b44..e830ddacda884b33f537b4e867942efac5a00dbd 100755
--- a/stable/alpine-slim/15-local-resolvers.envsh
+++ b/stable/alpine-slim/15-local-resolvers.envsh
@@ -9,4 +9,7 @@ PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin
 [ "${NGINX_ENTRYPOINT_LOCAL_RESOLVERS:-}" ] || return 0
 
 NGINX_LOCAL_RESOLVERS=$(awk 'BEGIN{ORS=" "} $1=="nameserver" {if ($2 ~ ":") {print "["$2"]"} else {print $2}}' /etc/resolv.conf)
+
+NGINX_LOCAL_RESOLVERS="${NGINX_LOCAL_RESOLVERS% }"
+
 export NGINX_LOCAL_RESOLVERS
diff --git a/stable/debian/15-local-resolvers.envsh b/stable/debian/15-local-resolvers.envsh
index 450a999f4933ea292cf0a19f5ac4497f10d00b44..e830ddacda884b33f537b4e867942efac5a00dbd 100755
--- a/stable/debian/15-local-resolvers.envsh
+++ b/stable/debian/15-local-resolvers.envsh
@@ -9,4 +9,7 @@ PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin
 [ "${NGINX_ENTRYPOINT_LOCAL_RESOLVERS:-}" ] || return 0
 
 NGINX_LOCAL_RESOLVERS=$(awk 'BEGIN{ORS=" "} $1=="nameserver" {if ($2 ~ ":") {print "["$2"]"} else {print $2}}' /etc/resolv.conf)
+
+NGINX_LOCAL_RESOLVERS="${NGINX_LOCAL_RESOLVERS% }"
+
 export NGINX_LOCAL_RESOLVERS