diff --git a/bullseye/Dockerfile b/bullseye/Dockerfile
index d971613..4440ee7 100644
--- a/bullseye/Dockerfile
+++ b/bullseye/Dockerfile
@@ -11,6 +11,7 @@ LABEL maintainer="astra@zio.sh"
 ENV STEAMAPPID 730
 ENV STEAMAPP cs2
 ENV STEAMAPPDIR "${HOMEDIR}/${STEAMAPP}-dedicated"
+ENV STEAMAPPVALIDATE 0
 
 COPY etc/entry.sh "${HOMEDIR}/entry.sh"
 COPY etc/server.cfg "/etc/server.cfg"
diff --git a/bullseye/etc/entry.sh b/bullseye/etc/entry.sh
index 0524989..df62192 100755
--- a/bullseye/etc/entry.sh
+++ b/bullseye/etc/entry.sh
@@ -1,10 +1,16 @@
 #!/bin/bash
 mkdir -p "${STEAMAPPDIR}" || true
 
+if [[ "$STEAMAPPVALIDATE" -eq 1 ]]; then
+    VALIDATE="validate"
+else
+    VALIDATE=""
+fi
+
 # Download Updates
 bash "${STEAMCMDDIR}/steamcmd.sh" +force_install_dir "${STEAMAPPDIR}" \
 				+login anonymous \
-				+app_update "${STEAMAPPID}" \
+				+app_update "${STEAMAPPID}" "${VALIDATE}" \
 				+quit
 
 # steamclient.so fix
@@ -40,13 +46,13 @@ fi
 
 # Rewrite Config Files
 if [[ ! -z $CS2_BOT_DIFFICULTY ]] ; then
-    sed -i "s/bot_difficulty.*/bot_difficulty ${CS2_BOT_DIFFICULTY}/" "${STEAMAPPDIR}"/game/csgo/cfg/*
+    sed -r -i "s/^(bot_difficulty) .*/\1 ${CS2_BOT_DIFFICULTY}/" "${STEAMAPPDIR}"/game/csgo/cfg/*
 fi
 if [[ ! -z $CS2_BOT_QUOTA ]] ; then
-    sed -i "s/bot_quota.*/bot_quota ${CS2_BOT_QUOTA}/" "${STEAMAPPDIR}"/game/csgo/cfg/*
+    sed -r -i "s/^(bot_quota) .*/\1 ${CS2_BOT_QUOTA}/" "${STEAMAPPDIR}"/game/csgo/cfg/*
 fi
 if [[ ! -z $CS2_BOT_QUOTA_MODE ]] ; then
-    sed -i "s/bot_quota_mode.*/bot_quota_mode ${CS2_BOT_QUOTA_MODE}/" "${STEAMAPPDIR}"/game/csgo/cfg/*
+    sed -r -i "s/^(bot_quota_mode) .*/\1 ${CS2_BOT_QUOTA_MODE}/" "${STEAMAPPDIR}"/game/csgo/cfg/*
 fi
 
 # Switch to server directory