diff --git a/Jenkinsfile b/Jenkinsfile
index a70f092bca32cd70b25c6b38499b1c358122b05e..c2c8bbd8b4112428e6c9fd9beddbe21d76d8b3af 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -411,7 +411,7 @@ pipeline {
             dockerfile {
               filename 'Dockerfile.gcc.full'
               dir 'scripts/docker'
-              label 'envinf11w'
+              label 'envinf11w || envinf56'
               args '-v /home/jenkins/cache/ccache:/opt/ccache -v /home/jenkins/cache/conan/.conan:/opt/conan/.conan'
               additionalBuildArgs '--pull'
             }
diff --git a/scripts/cmake/test/Test.cmake b/scripts/cmake/test/Test.cmake
index c42e2f57d26313599da1ec6a0961519ee91e79ec..f0ebd27edc42c9c50a5ba79349825e28a4a93e76 100644
--- a/scripts/cmake/test/Test.cmake
+++ b/scripts/cmake/test/Test.cmake
@@ -87,6 +87,7 @@ add_custom_target(
     --output-on-failure --output-log Tests/ctest-large.log
     --tests-regex LARGE
     ${CONFIG_PARAMETER} --parallel ${NUM_CTEST_PROCESSORS}
+    --timeout 3600
     DEPENDS ogs vtkdiff ctest-large-cleanup
     USES_TERMINAL
 )
@@ -101,6 +102,7 @@ add_custom_target(
     --output-on-failure --output-log Tests/ctest-large.log
     --tests-regex LARGE
     ${CONFIG_PARAMETER}
+    --timeout 3600
     DEPENDS ogs vtkdiff ctest-large-cleanup
     USES_TERMINAL
 )