diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 7de7788f4faa48fc567ccbca75673b22877e20dc..1e235d4b6f3d9760e96ab47995db38dfa517e067 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -40,8 +40,8 @@ stages:
   - mkdir -pv build
   - cd build
   - cmake -DCMAKE_BUILD_TYPE=release -DBUILD_EXAMPLES=ON -DBUILD_TESTS=ON ..
-  - make -j2
-  - ctest -j2
+  - make -j$WOLF_N_PROC
+  - ctest -j$WOLF_N_PROC
   - make install
   - cd ../..
 
@@ -61,7 +61,7 @@ stages:
   - cd build
   - rm -rf *
   - cmake -DCMAKE_BUILD_TYPE=release ..
-  - make -j2
+  - make -j$WOLF_N_PROC
   - make install
   - cd ../..
 
@@ -76,7 +76,7 @@ stages:
   -   cd csm
   - fi
   - cmake .
-  - make -j2
+  - make -j$WOLF_N_PROC
   - make install
   - cd ..
 
@@ -92,7 +92,7 @@ stages:
   - mkdir -pv build
   - cd build
   - cmake ..
-  - make -j2
+  - make -j$WOLF_N_PROC
   - make install
   - cd ../..
 
@@ -100,7 +100,7 @@ stages:
   - mkdir -pv build
   - cd build
   - cmake -DCMAKE_BUILD_TYPE=release -DBUILD_EXAMPLES=ON -DBUILD_TESTS=ON ..
-  - make -j2
+  - make -j$WOLF_N_PROC
   - ctest 
   - make install