diff --git a/data_from_portwine/port_on b/data_from_portwine/port_on
index 0fc59d2f..0fe18878 100755
--- a/data_from_portwine/port_on
+++ b/data_from_portwine/port_on
@@ -357,6 +357,10 @@ class Session:
         self.check_environment("PW_NO_VR", "novrclient")
         self.check_environment("PW_NO_WINEMFPLAY", "nomfplay")
         self.check_environment("PW_NO_WRITE_WATCH", "nowritewatch")
+        self.check_environment("PW_DXVK_ASYNC", "dxvkasync")
+        self.check_environment("PW_NVAPI_DISABLE", "nonvapi")
+        self.check_environment("PW_WINEDBG_DISABLE", "nowinedbg")
+        self.check_environment("PW_PULSE_LOWLATENCY", "pulselowlat")
 
         if not "noesync" in self.compat_config:
             self.env["WINEESYNC"] = "1" 
@@ -375,6 +379,12 @@ class Session:
 
         if "forcelgadd" in self.compat_config:
             self.env["WINE_LARGE_ADDRESS_AWARE"] = "1"
+        
+        if "dxvkasync" in self.compat_config:
+            self.env["DXVK_ASYNC"] = "1"
+
+        if "pulselowlat" in self.compat_config:
+            self.env["PULSE_LATENCY_MSEC"] = "60"
             
         g_compatdata.setup_prefix()
 
@@ -401,7 +411,14 @@ class Session:
 
         if "nowritewatch" in self.compat_config:
             self.env["WINE_DISABLE_WRITE_WATCH"] = "1"
-            
+        
+        if "nonvapi" in self.compat_config:
+            self.dlloverrides["nvapi"] = "d"
+            self.dlloverrides["nvapi64"] = "d"
+
+        if "nowinedbg" in self.compat_config:
+            self.dlloverrides["winedbg.exe"] = "d"
+
         s = ""
         for dll in self.dlloverrides:
             setting = self.dlloverrides[dll]
diff --git a/data_from_portwine/scripts/runlib b/data_from_portwine/scripts/runlib
index a991516c..0816120b 100755
--- a/data_from_portwine/scripts/runlib
+++ b/data_from_portwine/scripts/runlib
@@ -35,9 +35,9 @@ if [ ! -e "${config_path}/${portname}_ver" ]; then
 	echo "10" > "${config_path}/${portname}_ver"
 fi
 ########################################################################
+export port_on_run="${PORT_WINE_PATH}/data/port_on"
 export WINEDIR="${PORT_WINE_PATH}"/data/dist
 export WINELIB="${PORT_WINE_PATH}"/data/libs
-export port_on_run="${PORT_WINE_PATH}/data/port_on"
 export WINEARCH=win64
 export WINELOADER="${WINEDIR}/bin/wine"
 export WINEDLLPATH="${WINEDIR}/lib64/wine:${WINEDIR}/lib/wine"
@@ -119,7 +119,6 @@ if [ "${var_dxvk_on}" != "off" ]; then
     export PW_NO_D9VK=0
     export PW_NO_D3D11=0
     export PW_NO_D3D10=0
-    export DXVK_ASYNC=0
     echo "Use DXVK mod." 
     echo "DXVK_HUD=${var_dxvk_on}"
 else
@@ -152,6 +151,7 @@ if [ -x "`which nvidia-settings 2>/dev/null`" ]; then
 else
     export DRI_PRIME=1
     export vblank_mode=0
+    export MESA_GLSL_CACHE_DIR="${PATH_TO_GAME}"
     export mesa_glthread=true
     export AMD_ATI="$(lspci | grep AMD/ATI)" 
     if [ ! -z "${AMD_ATI}" ]; then
@@ -163,11 +163,6 @@ else
         fi
     fi
 fi
-if [ ! -z "${WINEDLLOVERRIDES}" ]; then
-    export WINEDLLOVERRIDES="nvapi,nvapi64=;${WINEDLLOVERRIDES}"
-else
-        export WINEDLLOVERRIDES="nvapi,nvapi64="
-fi
 export DXVK_CONFIG_FILE="${PORT_WINE_PATH}/data/dxvk.conf"
 ########################################################################
 export def_pfx="${PORT_WINE_PATH}/data/dist/share/default_pfx/"
diff --git a/data_from_portwine/scripts/vars b/data_from_portwine/scripts/vars
index 08163185..7187141d 100755
--- a/data_from_portwine/scripts/vars
+++ b/data_from_portwine/scripts/vars
@@ -18,9 +18,13 @@ export PW_LOG=0
 export PW_ACO=1
 export PW_NO_VR=1
 export PW_FILELOCK=1
+export PW_DXVK_ASYNC=0
 export PW_USE_SECCOMP=1
 export PW_NO_WINEMFPLAY=1
+export PW_NVAPI_DISABLE=1
 export PW_NO_WRITE_WATCH=1
+export PW_WINEDBG_DISABLE=1
+export PW_PULSE_LOWLATENCY=1
 export PW_FORCE_LARGE_ADDRESS_AWARE=1
 ########################################################################
 ADD_IN_START_PORTWINE ()