diff --git a/bitnami/kong/2/debian-10/Dockerfile b/bitnami/kong/2/debian-10/Dockerfile
index 07b42327cb6f..dca9d2dc62dc 100644
--- a/bitnami/kong/2/debian-10/Dockerfile
+++ b/bitnami/kong/2/debian-10/Dockerfile
@@ -16,7 +16,7 @@ RUN chmod g+rwX /opt/bitnami
 COPY rootfs /
 RUN /opt/bitnami/scripts/kong/postunpack.sh
 ENV BITNAMI_APP_NAME="kong" \
-    BITNAMI_IMAGE_VERSION="2.5.0-debian-10-r39" \
+    BITNAMI_IMAGE_VERSION="2.5.0-debian-10-r40" \
     PATH="/opt/bitnami/kong/bin:/opt/bitnami/kong/openresty/bin:/opt/bitnami/kong/openresty/luajit/bin:/opt/bitnami/kong/openresty/nginx/sbin:/opt/bitnami/common/bin:$PATH"
 
 EXPOSE 8000 8001 8443 8444
diff --git a/bitnami/kong/2/debian-10/prebuildfs/opt/bitnami/scripts/libfile.sh b/bitnami/kong/2/debian-10/prebuildfs/opt/bitnami/scripts/libfile.sh
index dd47f25e4e45..41ebaf7464f6 100644
--- a/bitnami/kong/2/debian-10/prebuildfs/opt/bitnami/scripts/libfile.sh
+++ b/bitnami/kong/2/debian-10/prebuildfs/opt/bitnami/scripts/libfile.sh
@@ -10,7 +10,7 @@
 # Functions
 
 ########################
-# Replace a regex in a file
+# Replace a regex-matching string in a file
 # Arguments:
 #   $1 - filename
 #   $2 - match regex
@@ -30,7 +30,7 @@ replace_in_file() {
     # We should avoid using 'sed in-place' substitutions
     # 1) They are not compatible with files mounted from ConfigMap(s)
     # 2) We found incompatibility issues with Debian10 and "in-place" substitutions
-    del=$'\001' # Use a non-printable character as a 'sed' delimiter to avoid issues
+    local -r del=$'\001' # Use a non-printable character as a 'sed' delimiter to avoid issues
     if [[ $posix_regex = true ]]; then
         result="$(sed -E "s${del}${match_regex}${del}${substitute_regex}${del}g" "$filename")"
     else
@@ -39,6 +39,26 @@ replace_in_file() {
     echo "$result" > "$filename"
 }
 
+########################
+# Replace a regex-matching multiline string in a file
+# Arguments:
+#   $1 - filename
+#   $2 - match regex
+#   $3 - substitute regex
+# Returns:
+#   None
+#########################
+replace_in_file_multiline() {
+    local filename="${1:?filename is required}"
+    local match_regex="${2:?match regex is required}"
+    local substitute_regex="${3:?substitute regex is required}"
+
+    local result
+    local -r del=$'\001' # Use a non-printable character as a 'sed' delimiter to avoid issues
+    result="$(perl -pe "BEGIN{undef $/;} s${del}${match_regex}${del}${substitute_regex}${del}sg" "$filename")"
+    echo "$result" > "$filename"
+}
+
 ########################
 # Remove a line in a file based on a regex
 # Arguments:
diff --git a/bitnami/kong/README.md b/bitnami/kong/README.md
index 2f7ee7e539ec..755dc42b721f 100644
--- a/bitnami/kong/README.md
+++ b/bitnami/kong/README.md
@@ -37,7 +37,7 @@ Non-root container images add an extra layer of security and are generally recom
 Learn more about the Bitnami tagging policy and the difference between rolling tags and immutable tags [in our documentation page](https://docs.bitnami.com/tutorials/understand-rolling-tags-containers/).
 
 
-* [`2`, `2-debian-10`, `2.5.0`, `2.5.0-debian-10-r39`, `latest` (2/debian-10/Dockerfile)](https://github.com/bitnami/bitnami-docker-kong/blob/2.5.0-debian-10-r39/2/debian-10/Dockerfile)
+* [`2`, `2-debian-10`, `2.5.0`, `2.5.0-debian-10-r40`, `latest` (2/debian-10/Dockerfile)](https://github.com/bitnami/bitnami-docker-kong/blob/2.5.0-debian-10-r40/2/debian-10/Dockerfile)
 
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