diff --git a/src/journal/journalctl.c b/src/journal/journalctl.c
index 5ea996c449..5232351e3d 100644
--- a/src/journal/journalctl.c
+++ b/src/journal/journalctl.c
@@ -551,10 +551,19 @@ static int parse_argv(int argc, char *argv[]) {
                         if (arg_lines == ARG_LINES_DEFAULT)
                                 arg_lines = 1000;
 
+                        arg_boot = true;
+                        arg_boot_id = SD_ID128_NULL;
+                        arg_boot_offset = 0;
+
                         break;
 
                 case 'f':
                         arg_follow = true;
+
+                        arg_boot = true;
+                        arg_boot_id = SD_ID128_NULL;
+                        arg_boot_offset = 0;
+
                         break;
 
                 case 'o':