diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index e445cbe..f2b2264 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -23,7 +23,7 @@ jobs:
     - name: Install LaTeX and pdf2svg
       run: |
         sudo apt-get update
-        sudo apt-get install -y texlive-full pdf2svg
+        sudo apt-get install -y texlive-pictures texlive-latex-extra ghostscript pdf2svg
         
     - name: Install dependencies
       run: |
diff --git a/src/draw_tree/core.py b/src/draw_tree/core.py
index 621a5f6..9e6c79d 100644
--- a/src/draw_tree/core.py
+++ b/src/draw_tree/core.py
@@ -1850,7 +1850,7 @@ def latex_wrapper(tikz_code: str) -> str:
         Complete LaTeX document as a string.
     """
     latex_document = f"""\\documentclass[tikz,border=10pt]{{standalone}}
-                        \\usepackage{{newpxtext,newpxmath}}
+                        \\IfFileExists{{newpxtext.sty}}{{\\usepackage{{newpxtext,newpxmath}}}}{{}}
                         \\linespread{{1.10}}
                         \\usetikzlibrary{{shapes}}
                         \\usetikzlibrary{{arrows.meta}}