1 files changed, 2 insertions, 0 deletions

diff --git a/5/part1.c b/5/part1.c
index 10cc36c..ca726b7 100644
--- a/5/part1.c
+++ b/5/part1.c
@@ -71,6 +71,8 @@ int highest_seat_id(const char *filename)
         }
     }
 
+    fclose(file);
+
     return max;
 }