diff --git a/Cargo.toml b/Cargo.toml
index 9a6af2d..8e0a8e2 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "wechat-dump-rs"
-version = "1.0.20"
+version = "1.0.21"
 edition = "2021"
 
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
diff --git a/src/main.rs b/src/main.rs
index 9c96874..9ab1201 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -689,7 +689,7 @@ rule GetKeyAddrStub
                 cur_key_offset
             ));
             if key_bytes.iter().filter(|&&x| x <= 127).count() < 20
-                && key_bytes.iter().filter(|&&x| x == 0).count() < 2
+                && key_bytes.iter().filter(|&&x| x == 0).count() < 5
             {
                 // 验证 key 是否有效
                 let start = SALT_SIZE;
@@ -1076,7 +1076,7 @@ fn cli() -> clap::Command {
     use clap::{arg, value_parser, Command};
 
     Command::new("wechat-dump-rs")
-        .version("1.0.20")
+        .version("1.0.21")
         .about("A wechat db dump tool")
         .author("REinject")
         .help_template("{name} ({version}) - {author}\n{about}\n{all-args}")