diff --git a/api/app/requirements.txt b/api/app/requirements.txt
index 5c8f3d3dac019934adb9b5ab55beab2247e454f2..721e89a4b00114c1a13f0b6967c31b53ea2bd601 100644
--- a/api/app/requirements.txt
+++ b/api/app/requirements.txt
@@ -17,6 +17,6 @@ lightrdf==0.3.1
 openpyxl==3.1.5
 anyio==4.8.0
 psutil==5.9.8
-pyoxigraph==0.4.7
+pyoxigraph==0.3.22
 boto3==1.36.17
 setuptools==71.1.0
\ No newline at end of file
diff --git a/connector/Dockerfile b/connector/Dockerfile
index 211f13ed4fc079faa7d01b0b05f699f7186c7224..70d0ff055803dc54b3eaa95bf292cee1f7eaaca6 100644
--- a/connector/Dockerfile
+++ b/connector/Dockerfile
@@ -92,7 +92,7 @@ RUN git clone https://git.dcc.sib.swiss/sphn-semantic-framework/sphn-schema-doc.
     && rm -rf ${SPARQLER}
 
 WORKDIR ${CONVERSION_TMP}
-RUN git clone https://sphn-connector:glpat-yTXoXVTygbaK1vgHbnTH@git.dcc.sib.swiss/hospfair/rmlmapper-java.git ${CONVERSION_TMP}/ \
+RUN git clone https://sphn-connector-2025:glpat-iLqsCBKtWGsZhrsS3zxW@git.dcc.sib.swiss/hospfair/rmlmapper-java.git ${CONVERSION_TMP}/ \
     && git checkout c100f6a7b6440682434238f55c9068174d7c3187  \
     && mvn install -DskipTests=true -P no-buildnumber \
     && mkdir -p ${CONVERSION} \
diff --git a/connector/app/requirements.txt b/connector/app/requirements.txt
index 2dd042e408b9aa0bf6734e498e6764154efaa5d8..07bf5b6ea2a5a2a31c85fbc7aed441f157487f48 100644
--- a/connector/app/requirements.txt
+++ b/connector/app/requirements.txt
@@ -8,7 +8,7 @@ rdflib==6.1.1
 aiohttp==3.11.12
 Werkzeug==2.2.3
 cryptography==43.0.3
-pyoxigraph==0.4.7
+pyoxigraph==0.3.22
 pydantic==1.10.21
 boto3==1.36.17
 sqlparse==0.5.3
diff --git a/pyproject.toml b/pyproject.toml
index f24bba0ca0a928ab380d15675a39304a8fe1f7c1..65e5bd1dd6e28599920310c21a4f262eb15baf4e 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -19,7 +19,7 @@ passlib = "^1.7.4"
 rfc3987 = "^1.3.8"
 lightrdf = "^0.3.1"
 openpyxl = "^3.1.2"
-pyoxigraph="^0.4.0"
+pyoxigraph="^0.3.20"
 
 [build-system]
 requires = ["poetry-core"]