diff --git a/recipes/qt/5.x.x/conanfile.py b/recipes/qt/5.x.x/conanfile.py
index 1c686d83240a6..1acec30280897 100644
--- a/recipes/qt/5.x.x/conanfile.py
+++ b/recipes/qt/5.x.x/conanfile.py
@@ -158,6 +158,7 @@ def build_requirements(self):
         if self.options.with_glib:
             self.tool_requires("glib/2.75.3")
 
+    def validate_build(self):
         if self.options.qtwebengine:
             # Check if a valid python2 is available in PATH or it will failflex
             # Start by checking if python2 can be found