diff --git a/README.md b/README.md
index 6d7e79d..6393dbe 100644
--- a/README.md
+++ b/README.md
@@ -31,7 +31,7 @@ Add to `Cargo.toml`:
 
 ```toml
 [dependencies]
-libsmx = "0.3"
+libsmx = "0.1"
 ```
 
 ### SM3 Hash
@@ -154,7 +154,7 @@ For `no_std` without `alloc`:
 
 ```toml
 [dependencies]
-libsmx = { version = "0.3", default-features = false }
+libsmx = { version = "0.1", default-features = false }
 ```
 
 ## Benchmarks
diff --git a/README.zh-CN.md b/README.zh-CN.md
index a1801f5..02b1449 100644
--- a/README.zh-CN.md
+++ b/README.zh-CN.md
@@ -31,7 +31,7 @@
 
 ```toml
 [dependencies]
-libsmx = "0.3"
+libsmx = "0.1"
 ```
 
 ### SM3 哈希
@@ -186,7 +186,7 @@ assert_eq!(decrypted, plaintext);
 
 ```toml
 [dependencies]
-libsmx = { version = "0.3", default-features = false }
+libsmx = { version = "0.1", default-features = false }
 ```
 
 无 `alloc` 时，SM3 哈希、SM3 HMAC、SM2 签名/验签、SM4 ECB 仍可用（固定大小数组 API）。