diff --git a/README.md b/README.md
index 7ce7934..938bb6e 100644
--- a/README.md
+++ b/README.md
@@ -57,6 +57,8 @@ a small Rust crate to verify Minisign signatures.
 to handle and create Minisign signatures.
 * [minisign-py](https://github.com/HacKanCuBa/minisign-py) is a pure Python
 port of Minisign.
+* [minisign](https://github.com/chm-diederichs/minisign) a Javascript
+implementation.
 
 Faults injections
 -----------------
diff --git a/src/base64.c b/src/base64.c
index ccc339a..e9c4918 100644
--- a/src/base64.c
+++ b/src/base64.c
@@ -28,8 +28,8 @@ b64_to_bin(unsigned char * const bin, const char *b64,
     const unsigned char *b64_u = (const unsigned char *) b64;
     unsigned char       *bin_w = bin;
     unsigned char        mask = 0U;
-    unsigned char        t0, t1, t2, t3;
-    uint32_t             t;
+    unsigned char        t0 = 0, t1 = 0 , t2 = 0, t3 = 0;
+    uint32_t             t = 0;
     size_t               i;
 
     if (b64_len % 4U != 0U || (i = b64_len / 4U) <= 0U || bin_maxlen < i * 3U -