diff --git a/aruco_pose/CMakeLists.txt b/aruco_pose/CMakeLists.txt
index 492a0aef..b73f9b54 100644
--- a/aruco_pose/CMakeLists.txt
+++ b/aruco_pose/CMakeLists.txt
@@ -159,6 +159,7 @@ add_library(aruco_pose
 
 add_dependencies(${PROJECT_NAME} ${PROJECT_NAME}_generate_messages_cpp ${PROJECT_NAME}_gencfg)
 
+# FIXME: hack to fix https://travis-ci.org/github/CopterExpress/clover/jobs/766318908#L6532
 string(REPLACE "-lpthreads;" "" catkin_LIBRARIES "${catkin_LIBRARIES}")
 
 ## Declare a C++ executable
diff --git a/clover/CMakeLists.txt b/clover/CMakeLists.txt
index 3e0c92e8..d0b46e2c 100644
--- a/clover/CMakeLists.txt
+++ b/clover/CMakeLists.txt
@@ -44,8 +44,6 @@ find_package(OpenCV ${_opencv_version} REQUIRED
     imgproc
 )
 
-find_package(Threads REQUIRED)
-
 ## System dependencies are found with CMake's conventions
 # find_package(Boost REQUIRED COMPONENTS system)
 
@@ -187,28 +185,9 @@ add_executable(clover_led src/led.cpp)
 
 add_executable(shell src/shell.cpp)
 
-# message(STATUS "catkin_LIBRARIES value: ${catkin_LIBRARIES}")
-# message(STATUS "GeographicLib_LIBRARIES value: ${GeographicLib_LIBRARIES}")
-# message(STATUS "Compiler CXX flags:" ${CMAKE_CXX_COMPILE_FLAGS})
-# message(STATUS "Compiler C flags:" ${CMAKE_C_COMPILE_FLAGS})
-# message(STATUS "Compiler cxx debug flags:" ${CMAKE_CXX_FLAGS_DEBUG})
-# message(STATUS "Compiler cxx release flags:" ${CMAKE_CXX_FLAGS_RELEASE})
-# message(STATUS "Compiler cxx min size flags:" ${CMAKE_CXX_FLAGS_MINSIZEREL})
-# message(STATUS "Compiler cxx flags:" ${CMAKE_CXX_FLAGS})
-
+# FIXME: hack to fix https://travis-ci.org/github/CopterExpress/clover/jobs/766318908#L6532
 string(REPLACE "-lpthreads;" "" catkin_LIBRARIES "${catkin_LIBRARIES}")
 
-macro(print_all_variables)
-    message(STATUS "print_all_variables------------------------------------------{")
-    get_cmake_property(_variableNames VARIABLES)
-    foreach (_variableName ${_variableNames})
-        message(STATUS "${_variableName}=${${_variableName}}")
-    endforeach()
-    message(STATUS "print_all_variables------------------------------------------}")
-endmacro()
-
-print_all_variables()
-
 target_link_libraries(simple_offboard
   ${catkin_LIBRARIES}
   ${GeographicLib_LIBRARIES}