diff --git a/src/protocol.c b/src/protocol.c
index e693eb05..b3c5a9c2 100644
--- a/src/protocol.c
+++ b/src/protocol.c
@@ -124,6 +124,7 @@ static bool spawn_process(struct pss_tty *pss, uint16_t columns, uint16_t rows)
     }
 
     argv[n++] = filePath;
+    close(fd);
   }
 
   argv[n] = NULL;