diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 17a49753ff7f940f7e899b737ee1d5111128d3f0..47c15f52b163594996fabc17af2bbd63e4fb3eb0 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -949,18 +949,19 @@ check-first-frame-is-sid:
     - cmake .
     - make -j
 
-    # TODO: for some MASA modes, we currently do not have testvectors that actually trigger DTX
-    # SBA modes are run separately to use shorter part of file
     - exit_code_no_sba=0
-    - exit_code_sba=0
-    - modes=$(scripts/runIvasCodec.py -l | grep dtx | grep -v MASA | grep -vE "FOA|HOA" )
-    - scripts/runIvasCodec.py -z console -p scripts/config/ci_linux_sidstart_test.json -m $modes -s --bs_length 200 -U 0:20 || exit_code_no_sba=$?
+    - exit_code_hoa=0
+    - exit_code_foa=0
+
+    # run all modes and cut bitstream to start with an SID. Use stereo output to limit runtime, test is only about decoding
+    - modes=$(scripts/runIvasCodec.py -l | grep dtx | grep -vE "FOA|HOA" )
+    - scripts/runIvasCodec.py -z console -p scripts/config/ci_linux_sidstart_test.json -m $modes -s --bs_length 200 -U 0:20 --oc stereo || exit_code_no_sba=$?
     - modes=$(scripts/runIvasCodec.py -l | grep dtx | grep -E "HOA")
-    - scripts/runIvasCodec.py -z console -p scripts/config/ci_linux_sidstart_test.json -m $modes -s --bs_length 100 -U 70:80 || exit_code_sba=$?
-    # need to do FOA separately as VAD apparently behaves differently there
+    - scripts/runIvasCodec.py -z console -p scripts/config/ci_linux_sidstart_test.json -m $modes -s --bs_length 100 -U 70:80 --oc stereo || exit_code_hoa=$?
     - modes=$(scripts/runIvasCodec.py -l | grep dtx | grep "FOA")
-    - scripts/runIvasCodec.py -z console -p scripts/config/ci_linux_sidstart_test.json -m $modes -s --bs_length 100 -U 75:110 || exit_code_sba=$?
-    - if [ $exit_code_no_sba -ne 0 ] || [ $exit_code_sba -ne 0 ]; then exit 1; fi
+    - scripts/runIvasCodec.py -z console -p scripts/config/ci_linux_sidstart_test.json -m $modes -s --bs_length 100 -U 75:110 --oc stereo || exit_code_foa=$?
+
+    - if [ $exit_code_no_sba -ne 0 ] || [ $exit_code_hoa -ne 0 ] || [ $exit_code_hoa -ne 0 ]; then exit 1; fi
   artifacts:
     paths:
       - out/logs
diff --git a/scripts/config/ci_linux_sidstart_test.json b/scripts/config/ci_linux_sidstart_test.json
index f3a564ab31c738778e34cb9e859b32289a9e9ae3..024b1a213dc16ad63d4cd198dc48682c398c55ac 100644
--- a/scripts/config/ci_linux_sidstart_test.json
+++ b/scripts/config/ci_linux_sidstart_test.json
@@ -8,10 +8,10 @@
         "HOA2": "/usr/local/ltv/ltv48_HOA2.wav",
         "HOA3": "/usr/local/ltv/ltv48_HOA3.wav",
         "SBA": "/usr/local/ltv/ltv48_HOA3.wav",
-        "MASA1TC1DIR": "/usr/local/testv/stv1MASA1TC48n.wav",
-        "MASA1TC2DIR": "/usr/local/testv/stv2MASA1TC48c.wav",
-        "MASA2TC1DIR": "/usr/local/testv/stv1MASA2TC48n.wav",
-        "MASA2TC2DIR": "/usr/local/testv/stv2MASA2TC48c.wav",
+        "MASA1TC1DIR": "/usr/local/ltv/ltv48_MASA1TC.wav",
+        "MASA1TC2DIR": "/usr/local/ltv/ltv48_MASA1TC.wav",
+        "MASA2TC1DIR": "/usr/local/ltv/ltv48_MASA2TC.wav",
+        "MASA2TC2DIR": "/usr/local/ltv/ltv48_MASA2TC.wav",
         "5_1": "/usr/local/testv/stv51MC48c.wav",
         "5_1_2": "/usr/local/testv/stv512MC48c.wav",
         "5_1_4": "/usr/local/testv/stv514MC48c.wav",