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-rw-r--r--src/common/container.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/common/container.c b/src/common/container.c
index ca49cbb170..da44b7fe68 100644
--- a/src/common/container.c
+++ b/src/common/container.c
@@ -210,7 +210,7 @@ smartlist_string_isin_case(const smartlist_t *sl, const char *element)
int
smartlist_string_num_isin(const smartlist_t *sl, int num)
{
- char buf[16];
+ char buf[32]; /* long enough for 64-bit int, and then some. */
tor_snprintf(buf,sizeof(buf),"%d", num);
return smartlist_string_isin(sl, buf);
}