diff --git a/.gitignore b/.gitignore
index 8d3ac50..de56d81 100644
--- a/.gitignore
+++ b/.gitignore
@@ -3,5 +3,5 @@
 .direnv
 .vscode
 saved_results.json
-*.eps
+*.pdf
 
diff --git a/visualize.py b/visualize.py
index 5a0bf80..d8e8bbd 100644
--- a/visualize.py
+++ b/visualize.py
@@ -159,7 +159,7 @@ def trendline(df: pd.DataFrame) -> None:
     plt.legend(prop={'family': FONT_FAMILY})
 
     # Save the plot
-    plt.savefig('size-trendline.eps', format='eps', dpi=1200)
+    plt.savefig('size-trendline.pdf', format='pdf', dpi=1200)
 
     
 def heatmap_models_plus_techniues(df: pd.DataFrame, color: str, title: Optional[str]= None, get_weight: Optional[Callable]= None) -> None:
@@ -226,7 +226,7 @@ def heatmap_models_plus_techniues(df: pd.DataFrame, color: str, title: Optional[
     plt.yticks(fontname=FONT_FAMILY)
 
     plt.tight_layout()
-    plt.savefig(f"modeles-plus-techniques-heatmap{'' if not title else '-' + title.lower()}.eps", format='eps', dpi=1200)
+    plt.savefig(f"modeles-plus-techniques-heatmap{'' if not title else '-' + title.lower()}.pdf", format='pdf', dpi=1200)
 
 
 def heatmap_techniques(df: pd.DataFrame, color: str, title: Optional[str]= None, get_weight: Optional[Callable]= None) -> None:
@@ -287,7 +287,7 @@ def heatmap_techniques(df: pd.DataFrame, color: str, title: Optional[str]= None,
     plt.yticks(fontname=FONT_FAMILY)
 
     plt.tight_layout()
-    plt.savefig(f"techniques-heatmap{'' if not title else '-' + title.lower()}.eps", format='eps', dpi=1200)
+    plt.savefig(f"techniques-heatmap{'' if not title else '-' + title.lower()}.pdf", format='pdf', dpi=1200)
 
 
 def size(sizes: list[float]) -> float: