diff --git a/.travis.yml b/.travis.yml
index 74f81d902..093f36c30 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -429,16 +429,20 @@ script:
   # Building the examples
   - cd ../examples
   - find . -type d -name build -prune -exec rm -rf {} \;
+  - cd linobs
+  - find . * -maxdepth 0 | grep -P "^[0-9]" | xargs -L 1 bash -c 'cd "$0" && ./build.sh && cd ..'
+  - cd ..
   - cd basics
-  - find . -name "ex\_*" | xargs -L 1 bash -c 'cd "$0" && ./build.sh && cd ..'
-  - cd ../robotics
-  - find . -name "ex\_*" | xargs -L 1 bash -c 'cd "$0" && ./build.sh && cd ..'
-  - cd ../tuto
   - find . * -maxdepth 0 | grep -P "^[0-9]" | xargs -L 1 bash -c 'cd "$0" && ./build.sh && cd ..'
-  - cd ../lie_group
-  - find . -name "ex\_*" | xargs -L 1 bash -c 'cd "$0" && ./build.sh && cd ..'
-  - cd ../linobs
-  - ./build.sh
+  - cd ..
+  - cd robotics
+  - find . * -maxdepth 0 | grep -P "^[0-9]" | xargs -L 1 bash -c 'cd "$0" && ./build.sh && cd ..'
+  - cd ..
+  - cd tuto
+  - find . * -maxdepth 0 | grep -P "^[0-9]" | xargs -L 1 bash -c 'cd "$0" && ./build.sh && cd ..'
+  - cd ..
+  - cd lie_group
+  - find . * -maxdepth 0 | grep -P "^[0-9]" | xargs -L 1 bash -c 'cd "$0" && ./build.sh && cd ..'
   - cd ../../build
 
   # Testing
@@ -476,16 +480,20 @@ script:
   # Building the examples
   - cd ../examples
   - find . -type d -name build -prune -exec rm -rf {} \;
+  - cd linobs
+  - find . * -maxdepth 0 | grep -P "^[0-9]" | xargs -L 1 bash -c 'cd "$0" && ./build.sh && cd ..'
+  - cd ..
   - cd basics
-  - find . -name "ex\_*" | xargs -L 1 bash -c 'cd "$0" && ./build.sh && cd ..'
-  - cd ../robotics
-  - find . -name "ex\_*" | xargs -L 1 bash -c 'cd "$0" && ./build.sh && cd ..'
-  - cd ../tuto
   - find . * -maxdepth 0 | grep -P "^[0-9]" | xargs -L 1 bash -c 'cd "$0" && ./build.sh && cd ..'
-  - cd ../lie_group
-  - find . -name "ex\_*" | xargs -L 1 bash -c 'cd "$0" && ./build.sh && cd ..'
-  - cd ../linobs
-  - ./build.sh
+  - cd ..
+  - cd robotics
+  - find . * -maxdepth 0 | grep -P "^[0-9]" | xargs -L 1 bash -c 'cd "$0" && ./build.sh && cd ..'
+  - cd ..
+  - cd tuto
+  - find . * -maxdepth 0 | grep -P "^[0-9]" | xargs -L 1 bash -c 'cd "$0" && ./build.sh && cd ..'
+  - cd ..
+  - cd lie_group
+  - find . * -maxdepth 0 | grep -P "^[0-9]" | xargs -L 1 bash -c 'cd "$0" && ./build.sh && cd ..'
   - cd ../../build
 
   # Testing