diff --git a/psipresentation.cls b/psipresentation.cls
index e3eea56..cb1d7e8 100644
--- a/psipresentation.cls
+++ b/psipresentation.cls
@@ -41,7 +41,7 @@
 \setmainfont{Aptos}[
 Path = psipresentation/fonts/Aptos/,
 Extension = .ttf,
-UprightFont = *,
+UprightFont = *-Regular,
 BoldFont = *-Bold,
 ItalicFont = *-Italic,
 BoldItalicFont = *-Bold-Italic
@@ -50,7 +50,7 @@ BoldItalicFont = *-Bold-Italic
 \setsansfont{Aptos}[
 Path = psipresentation/fonts/Aptos/,
 Extension = .ttf,
-UprightFont = *,
+UprightFont = *-Regular,
 BoldFont = *-Bold,
 ItalicFont = *-Italic,
 BoldItalicFont = *-Bold-Italic
diff --git a/psipresentation/fonts/Aptos/Aptos.ttf b/psipresentation/fonts/Aptos/Aptos-Regular.ttf
similarity index 100%
rename from psipresentation/fonts/Aptos/Aptos.ttf
rename to psipresentation/fonts/Aptos/Aptos-Regular.ttf