diff --git a/ALICE3/Macros/drawFastTracker.C b/ALICE3/Macros/drawFastTracker.C
index f15ebaacc68..71f44970d37 100644
--- a/ALICE3/Macros/drawFastTracker.C
+++ b/ALICE3/Macros/drawFastTracker.C
@@ -75,7 +75,7 @@ void drawFastTracker(float magneticField = 5.f, // in units of kGauss
     fastTracker.AddLayer("B11", 100., 250, x0OB, xrhoOB, resRPhiOB, resZOB, eff, 1);
   } else {
     std::vector<float> pixelRes{0.025, 0.025, 0.01, 0.01};
-    fastTracker.AddSiliconALICE3v4(pixelRes);
+    // fastTracker.AddSiliconALICE3v4(pixelRes); // FIXME
   }
 
   fastTracker.Print();
diff --git a/ALICE3/Macros/testFastTracker.C b/ALICE3/Macros/testFastTracker.C
index c07b7e3ac98..68d416295a8 100644
--- a/ALICE3/Macros/testFastTracker.C
+++ b/ALICE3/Macros/testFastTracker.C
@@ -27,7 +27,7 @@ void testFastTracker(std::string geometryFile = "a3geo.ini")
   // auto& ccdb = o2::ccdb::BasicCCDBManager::instance();
   // ccdb.setURL("http://alice-ccdb.cern.ch");
   o2::fastsim::FastTracker fastTracker;
-  fastTracker.AddGenericDetector(geometryFile);
+  // fastTracker.AddGenericDetector(geometryFile); // FIXME
   // fastTracker.AddGenericDetector(geometryFile, &ccdb);
   fastTracker.Print();
 }