diff --git a/.github/workflows/test_python_cplusplus.yml b/.github/workflows/test_python_cplusplus.yml
index 8a4eaa3bb8..416252ee4b 100644
--- a/.github/workflows/test_python_cplusplus.yml
+++ b/.github/workflows/test_python_cplusplus.yml
@@ -36,7 +36,7 @@ jobs:
     - run: echo "BNGPATH=${GITHUB_WORKSPACE}/ThirdParty/BioNetGen-2.7.0" >> $GITHUB_ENV
 
     # sonar cloud
-    - run: echo "SONAR_SCANNER_VERSION=4.7.0.2747" >> $GITHUB_ENV
+    - run: echo "SONAR_SCANNER_VERSION=5.0.1.3006" >> $GITHUB_ENV
     - run: echo "SONAR_SCANNER_HOME=${HOME}/.sonar/sonar-scanner-$SONAR_SCANNER_VERSION-linux" >> $GITHUB_ENV
     - run: echo "SONAR_SCANNER_OPTS=-server" >> $GITHUB_ENV
     - run: echo "${SONAR_SCANNER_HOME}/bin" >> $GITHUB_PATH
@@ -77,13 +77,6 @@ jobs:
       run: |
         CI_SONARCLOUD=TRUE scripts/buildAmici.sh
 
-    - name: Cache sonar files
-      id: cache-sonar
-      uses: actions/cache@v3
-      with:
-        path: sonar_cache
-        key: ${{ runner.os }}-sonar_cache
-
     - name: C++ tests
       run: |
         scripts/run-cpp-tests.sh
@@ -157,6 +150,7 @@ jobs:
     - name: Run sonar-scanner
       env:
         GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        SONAR_TOKEN: ${{ secrets.SONAR_TOKEN }}
       run: |
         sonar-scanner \
          -Dsonar.cfamily.build-wrapper-output=bw-output \
diff --git a/sonar-project.properties b/sonar-project.properties
index 6b824acb66..4ded528912 100644
--- a/sonar-project.properties
+++ b/sonar-project.properties
@@ -4,7 +4,6 @@
 # https://sonarcloud.io/documentation/analysis/languages/cfamily/
 
 sonar.host.url=https://sonarcloud.io
-sonar.login=af35cb17710485d21c8e453a77f1f008eae1f7a4
 sonar.organization=icb-dcm
 sonar.projectKey=ICB-DCM_AMICI
 
@@ -27,8 +26,6 @@ sonar.sourceEncoding=UTF-8
 
 sonar.cfamily.threads=2
 sonar.cfamily.gcov.reportsPath=build
-sonar.cfamily.cache.enabled=true
-sonar.cfamily.cache.path=sonar_cache
 sonar.cpp.std=c++17
 
 sonar.python.coverage.reportPaths=build/coverage_py.xml