diff --git a/sim/detectors/sts/CMakeLists.txt b/sim/detectors/sts/CMakeLists.txt
index 11623cd84765989b9471eb531732bc3e22dc0fd9..e29af5eb62c10e3636269d7efd798bc5557d8cf5 100644
--- a/sim/detectors/sts/CMakeLists.txt
+++ b/sim/detectors/sts/CMakeLists.txt
@@ -91,8 +91,8 @@ GENERATE_LIBRARY()
 # -----   Install headers   -------------------------------
 Install(
 FILES CbmStsDigitize.h
-	  CbmStsDigitizeQa.h
-	  CbmStsDigitizeQaReport.h
+	  qa/CbmStsDigitizeQa.h
+	  qa/CbmStsDigitizeQaReport.h
 	  CbmStsMC.h
 	  CbmStsSensorPoint.h
 	  CbmStsSignal.h