diff --git a/requirements.txt b/requirements.txt
index e0b3fc4..514f6af 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,13 +1,13 @@
 chardet==5.2.0
 pillow==10.4.0
 PyPDF2==3.0.1
-PySide6>=6.7.0
-PySide6_Addons>=6.7.0
-PySide6_Essentials>=6.7.0
+PySide6>=6.6.0
+PySide6_Addons>=6.6.0
+PySide6_Essentials>=6.6.0
 python-dateutil==2.9.0.post0
 pytz==2024.1
 reportlab==4.2.2
-shiboken6>=6.7.0
+shiboken6>=6.6.0
 six==1.16.0
 tzdata==2024.1
 altgraph==0.17.4