diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index 5406858..4422a3f 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -179,12 +179,15 @@ macro(create_manpage BINARY)
     else()
         set(H2M_ARGS "")
     endif()
-    add_custom_command(TARGET ${BINARY} POST_BUILD
+    add_custom_command(OUTPUT "${CMAKE_CURRENT_BINARY_DIR}/${BINARY}.1"
         COMMAND env LC_ALL=C ${HELP2MAN} --no-info --section 1 ${H2M_ARGS}
             ${CMAKE_CURRENT_BINARY_DIR}/${BINARY}
             > ${BINARY}.1 || rm -f ${BINARY}.1
+        DEPENDS ${BINARY} "${CMAKE_SOURCE_DIR}/doc/${BINARY}.h2m"
         COMMENT "Generating ${BINARY} man page"
         VERBATIM)
+    add_custom_target(man-${BINARY} ALL DEPENDS
+        "${CMAKE_CURRENT_BINARY_DIR}/${BINARY}.1")
     install(FILES ${CMAKE_CURRENT_BINARY_DIR}/${BINARY}.1
             DESTINATION ${CMAKE_INSTALL_MANDIR}/man1)
 endmacro(create_manpage)
@@ -207,9 +210,11 @@ if(HELP2MAN)
             --include "${CMAKE_SOURCE_DIR}/doc/csfilter-kfp.h2m"
             ${CMAKE_CURRENT_BINARY_DIR}/csfilter-kfp
             > csfilter-kfp.1 || rm -f csfilter-kfp.1
+        DEPENDS "${CMAKE_CURRENT_BINARY_DIR}/csfilter-kfp"
+                "${CMAKE_SOURCE_DIR}/doc/csfilter-kfp.h2m"
         COMMENT "Generating csfilter-kfp man page"
         VERBATIM)
-    add_custom_target(csfilter-kfp.1 ALL DEPENDS
+    add_custom_target(man-csfilter-kfp ALL DEPENDS
         "${CMAKE_CURRENT_BINARY_DIR}/csfilter-kfp.1")
     install(FILES ${CMAKE_CURRENT_BINARY_DIR}/csfilter-kfp.1
             DESTINATION ${CMAKE_INSTALL_MANDIR}/man1)