1 files changed, 1 insertions, 1 deletions

diff --git a/tools/100_checkdata/checkdata.c b/tools/100_checkdata/checkdata.c
index 00875fa..cf42cbe 100644
--- a/tools/100_checkdata/checkdata.c
+++ b/tools/100_checkdata/checkdata.c
@@ -41,7 +41,7 @@ int main(int argc, char **argv) {
 
         solver = argv[1];
         filename = argv[2];
-        nissy_setlogger(log_stdout, NULL);
+        nissy_setlogger(log_stderr, NULL);
 
         timerun(run);