From 849a634166d365ab61d22a0af8c871264b7c53eb Mon Sep 17 00:00:00 2001
From: Marilena Bandieramonte <marilena.bandieramonte@cern.ch>
Date: Tue, 9 Jan 2024 16:59:11 +0100
Subject: [PATCH] Fix compilation error on HelloGeoReadG4 example

---
 GeoModelExamples/HelloGeoRead2G4/HelloGeoReadG4.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/GeoModelExamples/HelloGeoRead2G4/HelloGeoReadG4.cpp b/GeoModelExamples/HelloGeoRead2G4/HelloGeoReadG4.cpp
index b656e33e3..41a815416 100644
--- a/GeoModelExamples/HelloGeoRead2G4/HelloGeoReadG4.cpp
+++ b/GeoModelExamples/HelloGeoRead2G4/HelloGeoReadG4.cpp
@@ -97,7 +97,7 @@ int main(int argc, char* argv[]) {
     std::cout << "ReadGeoModel set.\n";
 
     /* build the GeoModel geometry */
-    GeoPhysVol* world =
+    const GeoVPhysVol* world =
         readInGeo.buildGeoModel();  // builds the whole GeoModel tree in memory
                                     // and get an handle to the 'world' volume
     std::cout << "ReadGeoModel::buildGeoModel() done.\n";
-- 
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