main.c: add trailing newline to "unknown algorithm" error message

1 files changed, 1 insertions, 1 deletions

diff --git a/main.c b/main.c
index 97cf0b4..1b2ca06 100644
--- a/main.c
+++ b/main.c
@@ -147,6 +147,6 @@ int main(int argc, char *argv[]) {
     return 0;
   }
 
-  fprintf(stderr, "Unknown algorithm: %s", argv[1]);
+  fprintf(stderr, "Unknown algorithm: %s\n", argv[1]);
   return -1;
 }