diff --git a/tests/Makefile b/tests/Makefile
index 3eef290e41..4b3fa6a54a 100644
--- a/tests/Makefile
+++ b/tests/Makefile
@@ -125,6 +125,8 @@ FILTERDEMDEC       = $(call ALLYES, $(1:%=%_FILTER) $(2:%=%_DEMUXER) $(3:%=%_DEC
                                     FRAMECRC_MUXER FILE_PROTOCOL PIPE_PROTOCOL)
 FILTERDEMDECENCMUX = $(call ALLYES, $(1:%=%_FILTER) $(2:%=%_DEMUXER) $(3:%=%_DECODER) $(4:%=%_ENCODER) $(5:%=%_MUXER) $(6) FILE_PROTOCOL)
 
+PARSERDEM          = $(call ALLYES, $(1:%=%_PARSER) $(2:%=%_DEMUXER) $(3) FILE_PROTOCOL)
+
 PARSERDEMDEC       = $(call ALLYES, $(1:%=%_PARSER) $(2:%=%_DEMUXER) $(3:%=%_DECODER) $(4) FILE_PROTOCOL)
 
 # Allow overriding CONFIG_LARGE_TESTS via LARGE_TESTS, if set on the
diff --git a/tests/fate/demux.mak b/tests/fate/demux.mak
index ad1046a453..5ad576608e 100644
--- a/tests/fate/demux.mak
+++ b/tests/fate/demux.mak
@@ -169,6 +169,9 @@ fate-ts-demux: CMD = ffprobe_demux $(TARGET_SAMPLES)/ac3/mp3ac325-4864-small.ts
 FATE_FFPROBE_DEMUX-$(CONFIG_MPEGTS_DEMUXER) += fate-ts-timed-id3-demux
 fate-ts-timed-id3-demux: CMD = ffprobe_demux $(TARGET_SAMPLES)/mpegts/id3.ts
 
+FATE_FFPROBE_DEMUX-$(call PARSERDEM, JPEGXS, IMAGE_JPEGXS_PIPE, CONCAT_PROTOCOL) += fate-jxs-concat-demux
+fate-jxs-concat-demux: CMD = framecrc "-i concat:$(TARGET_SAMPLES)/jxs/lena.jxs|$(TARGET_SAMPLES)/jxs/lena.jxs -c:v copy"
+
 FATE_SAMPLES_DEMUX += $(FATE_SAMPLES_DEMUX-yes)
 FATE_SAMPLES_FFMPEG += $(FATE_SAMPLES_DEMUX)
 FATE_FFPROBE_DEMUX   += $(FATE_FFPROBE_DEMUX-yes)
diff --git a/tests/ref/fate/jxs-concat-demux b/tests/ref/fate/jxs-concat-demux
new file mode 100644
index 0000000000..4bb4cefda0
--- /dev/null
+++ b/tests/ref/fate/jxs-concat-demux
@@ -0,0 +1,7 @@
+#tb 0: 1/25
+#media_type 0: video
+#codec_id 0: jpegxs
+#dimensions 0: 256x256
+#sar 0: 0/1
+0,          0,          0,        1,    16384, 0xbcf702d0
+0,          1,          1,        1,    16384, 0xbcf702d0