diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index 50de7a6cad117..6e823a781ed28 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -743,7 +743,6 @@ set(osd_srcs
   osd/ECBackend.cc
   osd/ECTransaction.cc
   osd/PGBackend.cc
-  osd/OSD.cc
   osd/OSDCap.cc
   osd/Watch.cc
   osd/ClassHandler.cc