diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index dd5412ec..5f4c3186 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -17,7 +17,7 @@ jobs:
             debug:        0
             noalligather: 0
             mpich:        0
-            threadoff:    0
+            numthread:    1
             elsi:         0
           - name:         ubuntu-debug
             os:           ubuntu-latest
@@ -27,7 +27,7 @@ jobs:
             debug:        1
             noalligather: 0
             mpich:        0
-            threadoff:    0
+            numthread:    1
             elsi:         0
           - name:         ubuntu-nogather
             os:           ubuntu-latest
@@ -37,7 +37,7 @@ jobs:
             debug:        0
             noalligather: 1
             mpich:        0
-            threadoff:    0
+            numthread:    1
             elsi:         0
           - name:         ubuntu-mpich
             os:           ubuntu-latest
@@ -47,7 +47,7 @@ jobs:
             debug:        0
             noalligather: 0
             mpich:        1
-            threadoff:    0
+            numthread:    3
             elsi:         0
           - name:         mac-thread-cap
             os:           macos-latest
@@ -57,7 +57,7 @@ jobs:
             debug:        0
             noalligather: 0
             mpich:        0
-            threadoff:    1
+            numthread:    3
             elsi:         0
           - name:         mac
             os:           macos-latest
@@ -68,7 +68,7 @@ jobs:
             noalligather: 0
             mpich:        0
             lint:         1
-            threadoff:    0
+            numthread:    3
             elsi:         1
     runs-on:              ${{ matrix.os }}
     steps:
@@ -92,7 +92,7 @@ jobs:
       env:
         MAKETEST:         ${{ matrix.maketest }}
         TESTOS:           ${{ matrix.testos }}
-        THREADOFF:        ${{ matrix.threadoff }}
+        OMP_NUM_THREADS:  ${{ matrix.num_thread }}
     - name:               check examples
       run:                |
         bash -l UnitTests/check_examples.sh
diff --git a/CMakeLists.txt b/CMakeLists.txt
index c8db3eb7..eab501df 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,7 +1,7 @@
 ################################################################################
 ## Basic Setup
 cmake_minimum_required (VERSION 3.9)
-project(NTPoly VERSION 2.7.0 DESCRIPTION 
+project(NTPoly VERSION 3.1.0 DESCRIPTION 
 	"A parallel library for computing the functions of sparse matrices")
 enable_language(Fortran)
 
diff --git a/UnitTests/run_ci_test.sh b/UnitTests/run_ci_test.sh
index c3942794..6714d643 100644
--- a/UnitTests/run_ci_test.sh
+++ b/UnitTests/run_ci_test.sh
@@ -4,13 +4,7 @@ if [[ "$TESTOS" == "LINUX" ]]; then
    conda activate ntpoly-conda
 fi
 
-if [[ "$THREADOFF" == "1" ]]; then
-   export OMP_NUM_THREADS=1
-   echo "Setting threads to 1"
-else
-   export OMP_NUM_THREADS=2
-   echo "Setting threads to 2"
-fi
+echo "Setting threads to $OMP_NUM_THREADS"
 
 cd Build
 export CTEST_OUTPUT_ON_FAILURE=1