diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 040d86b6d4c0123667e433b46208f29847fab3e2..c5d00cbb3464f9300670ef240ea39f9b3389494d 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -1,5 +1,7 @@
 stages:
   - linting
+  - build
+  - test
 
 pre-commit:
   stage: linting
@@ -12,3 +14,27 @@ pre-commit:
     - pre-commit run --all-files --verbose --color always
   only:
     - merge_requests
+
+
+build:
+  stage: build
+  image: ubuntu:latest
+  before_script:
+    - apt-get update && apt-get install -y clang gcc g++ gfortran git make cmake
+      pkg-config && rm -rf /var/lib/apt/lists/*
+  script:
+    - mkdir build && cd build
+    - cmake ..
+    - make
+
+ctest:
+  stage: test
+  image: ubuntu:latest
+  before_script:
+    - apt-get update && apt-get install -y clang gcc g++ gfortran git make cmake
+      pkg-config && rm -rf /var/lib/apt/lists/*
+  script:
+    - mkdir build && cd build
+    - cmake ..
+    - make
+    - ctest
diff --git a/src/utils/parallelism_helper.cpp b/src/utils/parallelism_helper.cpp
index 772d6404c533f3bab40f22b1a6dc8f8331bd19c9..61734eab58d14b70cd9558f5c71438cb70b9b118 100644
--- a/src/utils/parallelism_helper.cpp
+++ b/src/utils/parallelism_helper.cpp
@@ -1,9 +1,9 @@
-#include <mpi.h>
 
 #include <iostream>
 #include <utils/parallelism_helper.hpp>
 
 #ifdef WITH_MPI
+#include <mpi.h>
 
 bool MPIHelper::IsUsingMPI() const { return is_using_mpi_; }