diff --git a/scripts/install b/scripts/install
index b61cc12..005c674 100644
--- a/scripts/install
+++ b/scripts/install
@@ -130,7 +130,9 @@ ynh_replace_string --match_string="__PORT__" --replace_string="$port" --target_f
 cp ../conf/settings.json /etc/transmission-daemon/settings.json
 
 cp ../conf/90-transmission.conf /etc/sysctl.d/90-transmission.conf
-sysctl --system
+if [ ${PACKAGE_CHECK_EXEC:-0} -eq 0 ]; then
+    sysctl --system
+fi
 
 #=================================================
 # STORE THE CHECKSUM OF THE CONFIG FILE
diff --git a/scripts/remove b/scripts/remove
index 0fd3441..3aa5296 100644
--- a/scripts/remove
+++ b/scripts/remove
@@ -77,7 +77,9 @@ ynh_secure_remove --file=/usr/share/transmission
 ynh_secure_remove --file=/var/lib/transmission-daemon
 # Kernel parameters
 ynh_secure_remove --file=/etc/sysctl.d/90-transmission.conf
-sysctl --system
+if [ ${PACKAGE_CHECK_EXEC:-0} -eq 0 ]; then
+    sysctl --system
+fi
 
 #=================================================
 # GENERIC FINALISATION
diff --git a/scripts/restore b/scripts/restore
index 58795c5..757e128 100644
--- a/scripts/restore
+++ b/scripts/restore
@@ -74,7 +74,9 @@ ynh_secure_remove --file=/etc/transmission-daemon/settings.json
 ynh_restore_file --origin_path=/etc/transmission-daemon/settings.json
 
 ynh_restore_file --src_path="/etc/sysctl.d/90-transmission.conf"
-sysctl --system
+if [ ${PACKAGE_CHECK_EXEC:-0} -eq 0 ]; then
+    sysctl --system
+fi
 
 #=================================================
 # RESTORE DATA
diff --git a/scripts/upgrade b/scripts/upgrade
index 80f4c92..f1b3938 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -138,7 +138,9 @@ cp ../conf/settings.json /etc/transmission-daemon/settings.json
 ynh_backup_if_checksum_is_different --file=/etc/sysctl.d/90-transmission.conf
 
 cp ../conf/90-transmission.conf /etc/sysctl.d/90-transmission.conf
-sysctl --system
+if [ ${PACKAGE_CHECK_EXEC:-0} -eq 0 ]; then
+    sysctl --system
+fi
 
 #=================================================
 # STORE THE CHECKSUM OF THE CONFIG FILE