diff --git a/nipype/interfaces/fsl/dti.py b/nipype/interfaces/fsl/dti.py
index f318b5cb1..d8812cec6 100644
--- a/nipype/interfaces/fsl/dti.py
+++ b/nipype/interfaces/fsl/dti.py
@@ -171,7 +171,7 @@ class FSLXCommandInputSpec(FSLCommandInputSpec):
         low=0,
         value=0,
         usedefault=True,
-        argstr='--burninnoard=%d',
+        argstr='--burnin_noard=%d',
         desc=('num of burnin jumps before the ard is'
               ' imposed'))
     sample_every = traits.Range(
@@ -424,7 +424,7 @@ class BEDPOSTX5(FSLXCommand):
     >>> bedp = fsl.BEDPOSTX5(bvecs='bvecs', bvals='bvals', dwi='diffusion.nii',
     ...                     mask='mask.nii', n_fibres=1)
     >>> bedp.cmdline
-    'bedpostx bedpostx -b 0 --burninnoard=0 --forcedir -n 1 -j 5000 \
+    'bedpostx bedpostx -b 0 --burnin_noard=0 --forcedir -n 1 -j 5000 \
 -s 1 --updateproposalevery=40'
 
     """

Wrong argstr for fsl:bedpostx
### Summary

File fsl/dti.py, Line 174:
An argument "burninnoard" for bedpostx is set. This argument does not exist, bedpostx crashes.
The correct argument is "burnin_noard".

### Solution
Please change 
argstr='--burninnoard=%d',
to
argstr='--burnin_noard=%d',
diff --git a/nipype/interfaces/fsl/tests/test_auto_BEDPOSTX5.py b/nipype/interfaces/fsl/tests/test_auto_BEDPOSTX5.py
index b105405c7..1ac5db111 100644
--- a/nipype/interfaces/fsl/tests/test_auto_BEDPOSTX5.py
+++ b/nipype/interfaces/fsl/tests/test_auto_BEDPOSTX5.py
@@ -15,7 +15,7 @@ def test_BEDPOSTX5_inputs():
             usedefault=True,
         ),
         burn_in_no_ard=dict(
-            argstr='--burninnoard=%d',
+            argstr='--burnin_noard=%d',
             usedefault=True,
         ),
         bvals=dict(mandatory=True, ),
diff --git a/nipype/interfaces/fsl/tests/test_auto_FSLXCommand.py b/nipype/interfaces/fsl/tests/test_auto_FSLXCommand.py
index b215f70bc..fd85eee3b 100644
--- a/nipype/interfaces/fsl/tests/test_auto_FSLXCommand.py
+++ b/nipype/interfaces/fsl/tests/test_auto_FSLXCommand.py
@@ -15,7 +15,7 @@ def test_FSLXCommand_inputs():
             usedefault=True,
         ),
         burn_in_no_ard=dict(
-            argstr='--burninnoard=%d',
+            argstr='--burnin_noard=%d',
             usedefault=True,
         ),
         bvals=dict(
diff --git a/nipype/interfaces/fsl/tests/test_auto_XFibres5.py b/nipype/interfaces/fsl/tests/test_auto_XFibres5.py
index 25da78450..d72bb3bb4 100644
--- a/nipype/interfaces/fsl/tests/test_auto_XFibres5.py
+++ b/nipype/interfaces/fsl/tests/test_auto_XFibres5.py
@@ -15,7 +15,7 @@ def test_XFibres5_inputs():
             usedefault=True,
         ),
         burn_in_no_ard=dict(
-            argstr='--burninnoard=%d',
+            argstr='--burnin_noard=%d',
             usedefault=True,
         ),
         bvals=dict(

pip install -e .[dev]
parse_log_pytest
requirements.txt
pytest pytest-cov pytest-xdist pytest-mock pytest-asyncio
apt-get update apt-get install -y gcc
3.6
requirements.txt
pytest --no-header -rA --tb=line --color=no -p no:cacheprovider -W ignore::DeprecationWarning
alabaster==0.7.13
attrs==22.2.0
Babel==2.11.0
certifi==2021.5.30
charset-normalizer==2.0.12
click==8.0.4
codecov==2.1.13
configparser==5.2.0
coverage==6.2
cycler==0.11.0
decorator==4.4.2
docutils==0.18.1
execnet==1.9.0
funcsigs==1.0.2
future==1.0.0
idna==3.10
imagesize==1.4.1
importlib-metadata==4.8.3
iniconfig==1.1.1
isodate==0.6.1
Jinja2==3.0.3
kiwisolver==1.3.1
lxml==5.3.1
MarkupSafe==2.0.1
matplotlib==3.3.4
mock==5.2.0
networkx==2.5.1
nibabel==3.2.2
-e git+https://github.com/nipy/nipype.git@7ea4f1bd3e99a276ea99423a2534a68556e036c7#egg=nipype
numpy==1.19.5
numpydoc==1.1.0
packaging==21.3
Pillow==8.4.0
pluggy==1.0.0
prov==1.5.0
py==1.11.0
pydot==1.4.2
pydotplus==2.0.2
Pygments==2.14.0
pyparsing==3.1.4
pytest==7.0.1
pytest-asyncio==0.16.0
pytest-cov==4.0.0
pytest-env==0.6.2
pytest-mock==3.6.1
pytest-xdist==3.0.2
python-dateutil==2.9.0.post0
pytz==2025.2
rdflib==5.0.0
requests==2.27.1
scipy==1.5.4
simplejson==3.20.1
six==1.17.0
snowballstemmer==2.2.0
Sphinx==5.3.0
sphinxcontrib-applehelp==1.0.2
sphinxcontrib-devhelp==1.0.2
sphinxcontrib-htmlhelp==2.0.0
sphinxcontrib-jsmath==1.0.1
sphinxcontrib-qthelp==1.0.3
sphinxcontrib-serializinghtml==1.1.5
tomli==1.2.3
traits==6.4.1
typing_extensions==4.1.1
urllib3==1.26.20
yapf==0.32.0
zipp==3.6.0

name: nipype
channels:
  - defaults
  - https://repo.anaconda.com/pkgs/main
  - https://repo.anaconda.com/pkgs/r
  - conda-forge
dependencies:
  - _libgcc_mutex=0.1=main
  - _openmp_mutex=5.1=1_gnu
  - ca-certificates=2025.2.25=h06a4308_0
  - certifi=2021.5.30=py36h06a4308_0
  - ld_impl_linux-64=2.40=h12ee557_0
  - libffi=3.3=he6710b0_2
  - libgcc-ng=11.2.0=h1234567_1
  - libgomp=11.2.0=h1234567_1
  - libstdcxx-ng=11.2.0=h1234567_1
  - ncurses=6.4=h6a678d5_0
  - openssl=1.1.1w=h7f8727e_0
  - pip=21.2.2=py36h06a4308_0
  - python=3.6.13=h12debd9_1
  - readline=8.2=h5eee18b_0
  - setuptools=58.0.4=py36h06a4308_0
  - sqlite=3.45.3=h5eee18b_0
  - tk=8.6.14=h39e8969_0
  - wheel=0.37.1=pyhd3eb1b0_0
  - xz=5.6.4=h5eee18b_1
  - zlib=1.2.13=h5eee18b_1
  - pip:
      - alabaster==0.7.13
      - attrs==22.2.0
      - babel==2.11.0
      - charset-normalizer==2.0.12
      - click==8.0.4
      - codecov==2.1.13
      - configparser==5.2.0
      - coverage==6.2
      - cycler==0.11.0
      - decorator==4.4.2
      - docutils==0.18.1
      - execnet==1.9.0
      - funcsigs==1.0.2
      - future==1.0.0
      - idna==3.10
      - imagesize==1.4.1
      - importlib-metadata==4.8.3
      - iniconfig==1.1.1
      - isodate==0.6.1
      - jinja2==3.0.3
      - kiwisolver==1.3.1
      - lxml==5.3.1
      - markupsafe==2.0.1
      - matplotlib==3.3.4
      - mock==5.2.0
      - networkx==2.5.1
      - nibabel==3.2.2
      - numpy==1.19.5
      - numpydoc==1.1.0
      - packaging==21.3
      - pillow==8.4.0
      - pluggy==1.0.0
      - prov==1.5.0
      - py==1.11.0
      - pydot==1.4.2
      - pydotplus==2.0.2
      - pygments==2.14.0
      - pyparsing==3.1.4
      - pytest==7.0.1
      - pytest-asyncio==0.16.0
      - pytest-cov==4.0.0
      - pytest-env==0.6.2
      - pytest-mock==3.6.1
      - pytest-xdist==3.0.2
      - python-dateutil==2.9.0.post0
      - pytz==2025.2
      - rdflib==5.0.0
      - requests==2.27.1
      - scipy==1.5.4
      - simplejson==3.20.1
      - six==1.17.0
      - snowballstemmer==2.2.0
      - sphinx==5.3.0
      - sphinxcontrib-applehelp==1.0.2
      - sphinxcontrib-devhelp==1.0.2
      - sphinxcontrib-htmlhelp==2.0.0
      - sphinxcontrib-jsmath==1.0.1
      - sphinxcontrib-qthelp==1.0.3
      - sphinxcontrib-serializinghtml==1.1.5
      - tomli==1.2.3
      - traits==6.4.1
      - typing-extensions==4.1.1
      - urllib3==1.26.20
      - yapf==0.32.0
      - zipp==3.6.0
prefix: /opt/conda/envs/nipype

nipype/interfaces/fsl/tests/test_auto_BEDPOSTX5.py::test_BEDPOSTX5_inputs nipype/interfaces/fsl/tests/test_auto_XFibres5.py::test_XFibres5_inputs nipype/interfaces/fsl/tests/test_auto_FSLXCommand.py::test_FSLXCommand_inputs
nipype/interfaces/fsl/tests/test_auto_FSLXCommand.py::test_FSLXCommand_outputs nipype/interfaces/fsl/tests/test_auto_XFibres5.py::test_XFibres5_outputs nipype/interfaces/fsl/tests/test_auto_BEDPOSTX5.py::test_BEDPOSTX5_outputs
nipype/interfaces/fsl/dti.py
nipype/interfaces/fsl/dti.py