1 files changed, 2 insertions, 1 deletions

diff --git a/src/base64.c b/src/base64.c
index 83205c2..7128a5a 100644
--- a/src/base64.c
+++ b/src/base64.c
@@ -74,7 +74,8 @@ char *base64encode(const unsigned char *buf, size_t *size)
 static int base64decode_block(unsigned char *target, const char *data, size_t data_size)
 {
         int w1,w2,w3,w4;
-        int n,i;
+        int i;
+        size_t n;
 
         if (!data || (data_size <= 0)) {
                 return 0;