diff --git a/backend/app/utils/print_jobs.py b/backend/app/utils/print_jobs.py
index 1f378f9df..851262d7f 100644
--- a/backend/app/utils/print_jobs.py
+++ b/backend/app/utils/print_jobs.py
@@ -29,10 +29,17 @@ print-complete callbacks can share one answer.
 # ``auto_pa_line_calib_mode`` is the pressure-advance (K profile) line. This one
 # is reported as a *subtask name* with no ``/usr/`` path at all, which is why
 # the path rule alone was never enough.
+#
+# ``pa_pattern_calib_mode`` is the same calibration started by hand rather than
+# automatically before a print -- the manual flow-dynamics run prints a pattern
+# where the automatic one prints a line, and it carries its own name with no
+# ``auto_`` prefix. It reaches Bambuddy exactly the way the automatic one does,
+# so leaving it off the list produced the same no-3MF archive.
 INTERNAL_JOB_NAMES = frozenset(
     {
         "auto_cali_for_user",
         "auto_pa_line_calib_mode",
+        "pa_pattern_calib_mode",
     }
 )
 
diff --git a/backend/tests/unit/test_internal_printer_jobs.py b/backend/tests/unit/test_internal_printer_jobs.py
index 04271c25e..c1def9c20 100644
--- a/backend/tests/unit/test_internal_printer_jobs.py
+++ b/backend/tests/unit/test_internal_printer_jobs.py
@@ -11,6 +11,10 @@ a no-3MF archive named after itself in the user's history.
 The same name is already known to the completion guard: #2829's capture of
 queue item 649 has ``auto_pa_line_calib_mode`` arriving as the subtask name of a
 completion that had to be refused against a running job.
+
+The manual flow-dynamics run reaches Bambuddy the same way under a different
+name -- ``pa_pattern_calib_mode``, a pattern rather than a line and with no
+``auto_`` prefix -- so the automatic entry never covered it.
 """
 
 from unittest.mock import AsyncMock, MagicMock, patch
@@ -29,6 +33,16 @@ class TestTheCalibrationIsRecognised:
         """Both fields are tested, because which one carries it is not fixed."""
         assert is_internal_printer_job("auto_pa_line_calib_mode", None)
 
+    def test_the_manual_pressure_advance_pattern_by_subtask_name(self):
+        """The same calibration run by hand rather than before a print. It
+        prints a pattern where the automatic one prints a line, and carries its
+        own name with no ``auto_`` prefix -- so the automatic entry never
+        covered it and it left the same no-3MF archive."""
+        assert is_internal_printer_job("", "pa_pattern_calib_mode")
+
+    def test_the_manual_pressure_advance_pattern_by_filename(self):
+        assert is_internal_printer_job("pa_pattern_calib_mode", None)
+
     def test_the_levelling_run_by_its_system_path(self):
         assert is_internal_printer_job("/usr/etc/print/auto_cali_for_user.gcode", "auto_cali_for_user")
 
@@ -45,6 +59,10 @@ class TestTheCalibrationIsRecognised:
             "auto_pa_line_calib_mode.gcode.3mf",
             "AUTO_PA_LINE_CALIB_MODE",
             "/data/auto_pa_line_calib_mode.gcode.3mf",
+            "pa_pattern_calib_mode",
+            "pa_pattern_calib_mode.gcode.3mf",
+            "PA_Pattern_Calib_Mode",
+            "/data/pa_pattern_calib_mode.gcode",
         ],
     )
     def test_however_the_name_is_dressed_up(self, reported):
@@ -72,6 +90,8 @@ class TestItLeavesRealPrintsAlone:
             "auto_pa_line_calib_mode_v2.3mf",
             "my_auto_pa_line_calib_mode.3mf",
             "auto_cali_for_user_test.gcode.3mf",
+            "pa_pattern_calib_mode_v2.3mf",
+            "my_pa_pattern_calib_mode.3mf",
         ],
     )
     def test_a_users_file_that_merely_contains_the_name(self, reported):