diff --git a/2021.09/apache/entrypoint.sh b/2021.09/apache/entrypoint.sh
index ce76805..cfe9850 100755
--- a/2021.09/apache/entrypoint.sh
+++ b/2021.09/apache/entrypoint.sh
@@ -3,8 +3,9 @@ set -eu
 
 # run an command with the www-data user
 run_as() {
+  set -- -c "cd /var/www/html; $*"
   if [ "$(id -u)" -eq 0 ]; then
-    su -p www-data -s /bin/sh -c "$1"
+    su - www-data -s /bin/sh -c "export PHP_MEMORY_LIMIT=${PHP_MEMORY_LIMIT}; export PHP_UPLOAD_LIMIT=${PHP_UPLOAD_LIMIT}; $1"
   else
     sh -c "$1"
   fi
diff --git a/2021.09/fpm-alpine/entrypoint.sh b/2021.09/fpm-alpine/entrypoint.sh
index ce76805..cfe9850 100755
--- a/2021.09/fpm-alpine/entrypoint.sh
+++ b/2021.09/fpm-alpine/entrypoint.sh
@@ -3,8 +3,9 @@ set -eu
 
 # run an command with the www-data user
 run_as() {
+  set -- -c "cd /var/www/html; $*"
   if [ "$(id -u)" -eq 0 ]; then
-    su -p www-data -s /bin/sh -c "$1"
+    su - www-data -s /bin/sh -c "export PHP_MEMORY_LIMIT=${PHP_MEMORY_LIMIT}; export PHP_UPLOAD_LIMIT=${PHP_UPLOAD_LIMIT}; $1"
   else
     sh -c "$1"
   fi
diff --git a/2021.09/fpm/entrypoint.sh b/2021.09/fpm/entrypoint.sh
index ce76805..cfe9850 100755
--- a/2021.09/fpm/entrypoint.sh
+++ b/2021.09/fpm/entrypoint.sh
@@ -3,8 +3,9 @@ set -eu
 
 # run an command with the www-data user
 run_as() {
+  set -- -c "cd /var/www/html; $*"
   if [ "$(id -u)" -eq 0 ]; then
-    su -p www-data -s /bin/sh -c "$1"
+    su - www-data -s /bin/sh -c "export PHP_MEMORY_LIMIT=${PHP_MEMORY_LIMIT}; export PHP_UPLOAD_LIMIT=${PHP_UPLOAD_LIMIT}; $1"
   else
     sh -c "$1"
   fi
diff --git a/2022.02/apache/entrypoint.sh b/2022.02/apache/entrypoint.sh
index ce76805..cfe9850 100755
--- a/2022.02/apache/entrypoint.sh
+++ b/2022.02/apache/entrypoint.sh
@@ -3,8 +3,9 @@ set -eu
 
 # run an command with the www-data user
 run_as() {
+  set -- -c "cd /var/www/html; $*"
   if [ "$(id -u)" -eq 0 ]; then
-    su -p www-data -s /bin/sh -c "$1"
+    su - www-data -s /bin/sh -c "export PHP_MEMORY_LIMIT=${PHP_MEMORY_LIMIT}; export PHP_UPLOAD_LIMIT=${PHP_UPLOAD_LIMIT}; $1"
   else
     sh -c "$1"
   fi
diff --git a/2022.02/fpm-alpine/entrypoint.sh b/2022.02/fpm-alpine/entrypoint.sh
index ce76805..cfe9850 100755
--- a/2022.02/fpm-alpine/entrypoint.sh
+++ b/2022.02/fpm-alpine/entrypoint.sh
@@ -3,8 +3,9 @@ set -eu
 
 # run an command with the www-data user
 run_as() {
+  set -- -c "cd /var/www/html; $*"
   if [ "$(id -u)" -eq 0 ]; then
-    su -p www-data -s /bin/sh -c "$1"
+    su - www-data -s /bin/sh -c "export PHP_MEMORY_LIMIT=${PHP_MEMORY_LIMIT}; export PHP_UPLOAD_LIMIT=${PHP_UPLOAD_LIMIT}; $1"
   else
     sh -c "$1"
   fi
diff --git a/2022.02/fpm/entrypoint.sh b/2022.02/fpm/entrypoint.sh
index ce76805..cfe9850 100755
--- a/2022.02/fpm/entrypoint.sh
+++ b/2022.02/fpm/entrypoint.sh
@@ -3,8 +3,9 @@ set -eu
 
 # run an command with the www-data user
 run_as() {
+  set -- -c "cd /var/www/html; $*"
   if [ "$(id -u)" -eq 0 ]; then
-    su -p www-data -s /bin/sh -c "$1"
+    su - www-data -s /bin/sh -c "export PHP_MEMORY_LIMIT=${PHP_MEMORY_LIMIT}; export PHP_UPLOAD_LIMIT=${PHP_UPLOAD_LIMIT}; $1"
   else
     sh -c "$1"
   fi
diff --git a/2022.05-dev/apache/entrypoint.sh b/2022.05-dev/apache/entrypoint.sh
index ce76805..cfe9850 100755
--- a/2022.05-dev/apache/entrypoint.sh
+++ b/2022.05-dev/apache/entrypoint.sh
@@ -3,8 +3,9 @@ set -eu
 
 # run an command with the www-data user
 run_as() {
+  set -- -c "cd /var/www/html; $*"
   if [ "$(id -u)" -eq 0 ]; then
-    su -p www-data -s /bin/sh -c "$1"
+    su - www-data -s /bin/sh -c "export PHP_MEMORY_LIMIT=${PHP_MEMORY_LIMIT}; export PHP_UPLOAD_LIMIT=${PHP_UPLOAD_LIMIT}; $1"
   else
     sh -c "$1"
   fi
diff --git a/2022.05-dev/fpm-alpine/entrypoint.sh b/2022.05-dev/fpm-alpine/entrypoint.sh
index ce76805..cfe9850 100755
--- a/2022.05-dev/fpm-alpine/entrypoint.sh
+++ b/2022.05-dev/fpm-alpine/entrypoint.sh
@@ -3,8 +3,9 @@ set -eu
 
 # run an command with the www-data user
 run_as() {
+  set -- -c "cd /var/www/html; $*"
   if [ "$(id -u)" -eq 0 ]; then
-    su -p www-data -s /bin/sh -c "$1"
+    su - www-data -s /bin/sh -c "export PHP_MEMORY_LIMIT=${PHP_MEMORY_LIMIT}; export PHP_UPLOAD_LIMIT=${PHP_UPLOAD_LIMIT}; $1"
   else
     sh -c "$1"
   fi
diff --git a/2022.05-dev/fpm/entrypoint.sh b/2022.05-dev/fpm/entrypoint.sh
index ce76805..cfe9850 100755
--- a/2022.05-dev/fpm/entrypoint.sh
+++ b/2022.05-dev/fpm/entrypoint.sh
@@ -3,8 +3,9 @@ set -eu
 
 # run an command with the www-data user
 run_as() {
+  set -- -c "cd /var/www/html; $*"
   if [ "$(id -u)" -eq 0 ]; then
-    su -p www-data -s /bin/sh -c "$1"
+    su - www-data -s /bin/sh -c "export PHP_MEMORY_LIMIT=${PHP_MEMORY_LIMIT}; export PHP_UPLOAD_LIMIT=${PHP_UPLOAD_LIMIT}; $1"
   else
     sh -c "$1"
   fi
diff --git a/docker-entrypoint.sh b/docker-entrypoint.sh
index ce76805..cfe9850 100755
--- a/docker-entrypoint.sh
+++ b/docker-entrypoint.sh
@@ -3,8 +3,9 @@ set -eu
 
 # run an command with the www-data user
 run_as() {
+  set -- -c "cd /var/www/html; $*"
   if [ "$(id -u)" -eq 0 ]; then
-    su -p www-data -s /bin/sh -c "$1"
+    su - www-data -s /bin/sh -c "export PHP_MEMORY_LIMIT=${PHP_MEMORY_LIMIT}; export PHP_UPLOAD_LIMIT=${PHP_UPLOAD_LIMIT}; $1"
   else
     sh -c "$1"
   fi