diff --git a/freecad.spec b/freecad.spec
index aca1f43..e06af85 100644
--- a/freecad.spec
+++ b/freecad.spec
@@ -70,6 +70,7 @@ BuildRequires:  python3-qt5-widgets
 # PySide2
 # PySide2Tools
 
+BuildRequires:  pkgconfig(openssl3.3)
 
 Requires:	pyside