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-rw-r--r--Modules/binascii.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/Modules/binascii.c b/Modules/binascii.c
index 1fe0663..a9e190b 100644
--- a/Modules/binascii.c
+++ b/Modules/binascii.c
@@ -918,7 +918,7 @@ This function is also available as \"hexlify()\".";
static int
-to_int(char c)
+to_int(int c)
{
if (isdigit(c))
return c - '0';