diff --git a/InnerDetector/InDetConfig/python/SiSpacePointFormationConfig.py b/InnerDetector/InDetConfig/python/SiSpacePointFormationConfig.py
index 2b13c54d069d87aaf97d5666333556153ec2719a..b690793762f5af4b54b42fd1991fbe3f0041753f 100644
--- a/InnerDetector/InDetConfig/python/SiSpacePointFormationConfig.py
+++ b/InnerDetector/InDetConfig/python/SiSpacePointFormationConfig.py
@@ -10,7 +10,7 @@ def InDetToXAODSpacePointConversionCfg(flags,
                                        **kwargs) -> ComponentAccumulator:
     acc = ComponentAccumulator()
     kwargs.setdefault('ProcessPixel', flags.Detector.EnableITkPixel)
-    kwargs.setdefault('ProcessStrip', flags.Detector.EnableITkStrip)
+    kwargs.setdefault('ProcessStrip', flags.Detector.EnableITkStrip and not flags.Tracking.doITkFastTracking)
     acc.addEventAlgo( CompFactory.InDet.InDetToXAODSpacePointConversion(name, **kwargs) )
     return acc