1 files changed, 1 insertions, 1 deletions
diff --git a/src/common/io.c b/src/common/io.c
index e5ea437..a710721 100644
--- a/src/common/io.c
+++ b/src/common/io.c
@@ -367,7 +367,7 @@ int make_tmp_file(const char *prefix, const char *suffix, char **filename)
     if (result == 0)
     {
         if (slen > 0)
-            result = mkstemps(*filename, strlen(suffix) + 1);
+            result = mkstemps(*filename, slen + 1);
         else
             result = mkstemp(*filename);