diff --git a/CMakeLists.txt b/CMakeLists.txt
index 8f85b07df..f1fc65305 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -4,7 +4,7 @@ cmake_minimum_required(VERSION 3.18.4)
 include(config/petscCompilers.cmake)
 
 # Set the project details
-project(ablateLibrary VERSION 0.12.20)
+project(ablateLibrary VERSION 0.12.21)
 
 # Load the Required 3rd Party Libaries
 pkg_check_modules(PETSc REQUIRED IMPORTED_TARGET GLOBAL PETSc)
diff --git a/tests/regressionTests/CMakeLists.txt b/tests/regressionTests/CMakeLists.txt
index 2531905d8..1e499fdad 100644
--- a/tests/regressionTests/CMakeLists.txt
+++ b/tests/regressionTests/CMakeLists.txt
@@ -10,7 +10,7 @@ gtest_discover_tests(regressionTests
         # set a working directory so your project root so that you can find test data via paths relative to the project root
         WORKING_DIRECTORY ${PROJECT_DIR}
         # add a custom default timeout of three hours for the regression tests
-        PROPERTIES "VS_DEBUGGER_WORKING_DIRECTORY;\"${PROJECT_DIR}\";TIMEOUT;16200;LABELS;regressionTests;"
+        PROPERTIES "VS_DEBUGGER_WORKING_DIRECTORY;\"${PROJECT_DIR}\";TIMEOUT;21600;LABELS;regressionTests;"
         DISCOVERY_TIMEOUT 360
         )
 
diff --git a/tests/regressionTests/inputs/slabBurner3D/slabBurner3D.yaml b/tests/regressionTests/inputs/slabBurner3D/slabBurner3D.yaml
index da5680262..3aaa63967 100644
--- a/tests/regressionTests/inputs/slabBurner3D/slabBurner3D.yaml
+++ b/tests/regressionTests/inputs/slabBurner3D/slabBurner3D.yaml
@@ -11,7 +11,7 @@ test:
   # a unique test name for this integration tests
   name: slabBurner3D
   # run on multiple mpi ranks
-  ranks: 4
+  ranks: 2
   # create a list of asserts to compare
   assert:
     # create a default assert that compares the log file