diff --git a/.gitignore b/.gitignore
index 5e23e4d..cf503c7 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,3 +1,4 @@
 /target
 push.sh
 u2c.py
+version
diff --git a/lua/src/dcode.lua b/lua/src/dcode.lua
index 6e19a09..359cfa5 100644
--- a/lua/src/dcode.lua
+++ b/lua/src/dcode.lua
@@ -1,7 +1,7 @@
 local char, byte, floor, band, rshift = string.char, string.byte, math.floor, bit32.band, bit32.arshift
 
 
-local PREC = 8
+local PREC = 10
 local PREC_POW = 2 ^ PREC
 local PREC_POW_HALF = 2 ^ (PREC - 1)
 local STRENGTH_MIN = 2 ^ (PREC - 8 + 1)
diff --git a/lua/src/main.lua b/lua/src/main.lua
index eb13846..9d49d9f 100644
--- a/lua/src/main.lua
+++ b/lua/src/main.lua
@@ -50,7 +50,7 @@ function ui()
 end
 
 local dcode = require "dcode"
-local make_decoder = dcode.make_dec
+local make_decoder = dcode.make_truebit_dec
 
 local ws = http.websocket("ws://vps.sad.ovh:5821/ws")
 
diff --git a/rust/src/main.rs b/rust/src/main.rs
index e6742a9..a889ac0 100644
--- a/rust/src/main.rs
+++ b/rust/src/main.rs
@@ -506,7 +506,7 @@ struct DfpwmEncoder {
 }
 
 impl DfpwmEncoder {
-    const CONST_PREC: i32 = 10;
+    const CONST_PREC: i32 = 8;
 
     fn new() -> Self {
         Self { q: 0, s: 0, lt: -128 }