diff --git a/src/harvesters_gui/_private/frontend/pyqt5/about.py b/src/harvesters_gui/_private/frontend/pyqt5/about.py
index de1c02f..72e4165 100644
--- a/src/harvesters_gui/_private/frontend/pyqt5/about.py
+++ b/src/harvesters_gui/_private/frontend/pyqt5/about.py
@@ -57,7 +57,7 @@ def __init__(self, text):
 
         self.setReadOnly(True)
         self.setFont(get_system_font())
-        self.setStyleSheet('background: rgb(0, 0, 0, 0%)')
+        self.setStyleSheet('background: rgba(0, 0, 0, 0%)')
         self.setFrame(False)
 
 
@@ -68,7 +68,7 @@ def __init__(self, text):
 
         self.setReadOnly(True)
         self.setFont(get_system_font())
-        self.setStyleSheet('background: rgb(0, 0, 0, 0%)')
+        self.setStyleSheet('background: rgba(0, 0, 0, 0%)')
         self.setLineWrapMode(True)
         self.setFrameStyle(QFrame.NoFrame)
         self.setAlignment(Qt.AlignCenter)