diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 6e59597..26859af 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -15,7 +15,7 @@ jobs:
         sudo apt-get install texlive*
     - name: Build
       run: |
-        find . -iname '*.tex' -exec pdflatex {} \;
+        find . -iname '*.tex' -exec sh -c 'cd $(echo {}|cut -d"/" -f2) && pdflatex -output-directory $GITHUB_WORKSPACE $GITHUB_WORKSPACE/{}' \;
     - uses: actions/upload-artifact@v4
       with:
         name: pdf-linux
@@ -30,7 +30,7 @@ jobs:
     - name: Build
       run: |
         eval "$(/usr/libexec/path_helper)"
-        find . -iname '*.tex' -exec pdflatex {} \;
+        find . -iname '*.tex' -exec sh -c 'cd $(echo {}|cut -d"/" -f2) && pdflatex -output-directory $GITHUB_WORKSPACE $GITHUB_WORKSPACE/{}' \;
     - uses: actions/upload-artifact@v4
       with:
         name: pdf-macos
diff --git a/00-handshake.tex b/00-handshake/00-handshake.tex
similarity index 100%
rename from 00-handshake.tex
rename to 00-handshake/00-handshake.tex
diff --git a/00-handshake.toc b/00-handshake/00-handshake.toc
similarity index 100%
rename from 00-handshake.toc
rename to 00-handshake/00-handshake.toc
diff --git a/01-intro.tex b/01-intro/01-intro.tex
similarity index 100%
rename from 01-intro.tex
rename to 01-intro/01-intro.tex
diff --git a/01-intro.toc b/01-intro/01-intro.toc
similarity index 100%
rename from 01-intro.toc
rename to 01-intro/01-intro.toc
diff --git a/02-repo-structure.tex b/02-repo-structure/02-repo-structure.tex
similarity index 100%
rename from 02-repo-structure.tex
rename to 02-repo-structure/02-repo-structure.tex
diff --git a/02-repo-structure.toc b/02-repo-structure/02-repo-structure.toc
similarity index 100%
rename from 02-repo-structure.toc
rename to 02-repo-structure/02-repo-structure.toc
diff --git a/03-mpi-api.tex b/03-mpi-api/03-mpi-api.tex
similarity index 100%
rename from 03-mpi-api.tex
rename to 03-mpi-api/03-mpi-api.tex
diff --git a/03-mpi-api.toc b/03-mpi-api/03-mpi-api.toc
similarity index 100%
rename from 03-mpi-api.toc
rename to 03-mpi-api/03-mpi-api.toc
diff --git a/04-parallelism-theory.tex b/04-parallelism-theory/04-parallelism-theory.tex
similarity index 100%
rename from 04-parallelism-theory.tex
rename to 04-parallelism-theory/04-parallelism-theory.tex
diff --git a/04-parallelism-theory.toc b/04-parallelism-theory/04-parallelism-theory.toc
similarity index 100%
rename from 04-parallelism-theory.toc
rename to 04-parallelism-theory/04-parallelism-theory.toc
diff --git a/template.tex b/template/template.tex
similarity index 100%
rename from template.tex
rename to template/template.tex
diff --git a/template.toc b/template/template.toc
similarity index 100%
rename from template.toc
rename to template/template.toc