diff --git a/docs/CMakeLists.txt b/docs/CMakeLists.txt
index 82c1197bf5..19fff9b84a 100644
--- a/docs/CMakeLists.txt
+++ b/docs/CMakeLists.txt
@@ -35,7 +35,7 @@ if(BUILD_MISC_DOCS)
     add_custom_command(OUTPUT "${_man_target}"
       WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}
       COMMAND "${PERL_EXECUTABLE}" ${PROJECT_SOURCE_DIR}/scripts/cd2nroff "${_man_misc}.md" > "${_man_target}"
-      DEPENDS ${_man_target}
+      DEPENDS "${_man_misc}.md"
       VERBATIM
     )
     add_custom_target("generate-${_man_misc}.1" ALL DEPENDS "${_man_target}")