diff --git a/CMakeLists.txt b/CMakeLists.txt
index ff1b5340..49238668 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -20,7 +20,7 @@ add_subdirectory(package)
 add_subdirectory(tools)
 add_subdirectory(libs)
 
-add_library(psemek todo.md)
+add_library(psemek EXCLUDE_FROM_ALL todo.md)
 target_link_libraries(psemek INTERFACE ${PSEMEK_LIBRARIES})
 set_target_properties(psemek PROPERTIES LINKER_LANGUAGE CXX)
 
diff --git a/libs/CMakeLists.txt b/libs/CMakeLists.txt
index cfdf65e0..3963cba9 100644
--- a/libs/CMakeLists.txt
+++ b/libs/CMakeLists.txt
@@ -5,6 +5,7 @@ foreach(lib ${PSEMEK_LIBRARIES})
 	add_subdirectory(${lib})
 	target_compile_definitions(${lib} PUBLIC ${PSEMEK_DEFINITIONS})
 	target_compile_options(${lib} PUBLIC ${PSEMEK_CXX_FLAGS})
+	set_target_properties(${lib} PROPERTIES	EXCLUDE_FROM_ALL TRUE)
 endforeach()
 
 set(PSEMEK_LIBRARIES ${PSEMEK_LIBRARIES} PARENT_SCOPE)