diff --git a/samples/cpp/tutorial_code/calib3d/real_time_pose_estimation/CMakeLists.txt b/samples/cpp/tutorial_code/calib3d/real_time_pose_estimation/CMakeLists.txt
index dc5d243230..3895043c3b 100644
--- a/samples/cpp/tutorial_code/calib3d/real_time_pose_estimation/CMakeLists.txt
+++ b/samples/cpp/tutorial_code/calib3d/real_time_pose_estimation/CMakeLists.txt
@@ -15,7 +15,8 @@ add_library(pnp_lib
     src/Model.cpp
     src/PnPProblem.cpp
     src/Utils.cpp
-    src/RobustMatcher.cpp)
+    src/RobustMatcher.cpp
+)
 
 add_executable( pnp_registration src/main_registration.cpp )
 add_executable( pnp_verification src/main_verification.cpp )