diff --git a/ArchiSteamFarm/overlay/variant-base/linux/ArchiSteamFarm@.service b/ArchiSteamFarm/overlay/variant-base/linux/ArchiSteamFarm@.service
index 9ecb59bb5..820032dd5 100644
--- a/ArchiSteamFarm/overlay/variant-base/linux/ArchiSteamFarm@.service
+++ b/ArchiSteamFarm/overlay/variant-base/linux/ArchiSteamFarm@.service
@@ -18,6 +18,7 @@ PrivateDevices=yes
 PrivateIPC=yes
 PrivateMounts=yes
 PrivateUsers=yes
+ProcSubset=pid
 ProtectClock=yes
 ProtectControlGroups=yes
 ProtectHome=read-only
diff --git a/ArchiSteamFarm/overlay/variant-specific/generic-netf/ArchiSteamFarm@.service b/ArchiSteamFarm/overlay/variant-specific/generic-netf/ArchiSteamFarm@.service
index b22462a4e..ea22c4880 100644
--- a/ArchiSteamFarm/overlay/variant-specific/generic-netf/ArchiSteamFarm@.service
+++ b/ArchiSteamFarm/overlay/variant-specific/generic-netf/ArchiSteamFarm@.service
@@ -18,6 +18,7 @@ PrivateDevices=yes
 PrivateIPC=yes
 PrivateMounts=yes
 PrivateUsers=yes
+ProcSubset=pid
 ProtectClock=yes
 ProtectControlGroups=yes
 ProtectHome=read-only
diff --git a/ArchiSteamFarm/overlay/variant-specific/generic/ArchiSteamFarm@.service b/ArchiSteamFarm/overlay/variant-specific/generic/ArchiSteamFarm@.service
index b7b610419..c82e01dc9 100644
--- a/ArchiSteamFarm/overlay/variant-specific/generic/ArchiSteamFarm@.service
+++ b/ArchiSteamFarm/overlay/variant-specific/generic/ArchiSteamFarm@.service
@@ -18,6 +18,7 @@ PrivateDevices=yes
 PrivateIPC=yes
 PrivateMounts=yes
 PrivateUsers=yes
+ProcSubset=pid
 ProtectClock=yes
 ProtectControlGroups=yes
 ProtectHome=read-only