diff --git a/doxygen.am b/doxygen.am
index 916d7c40..53da8d24 100644
--- a/doxygen.am
+++ b/doxygen.am
@@ -17,9 +17,11 @@ if ENABLE_DOXYGEN
 clean-local:
 	-rm -rf $(DX_CLEANFILES)
 
+if ENABLE_DOXYGEN_MAN
 # integrate doxygen with automake targets
 man3_MANS = @DX_DOCDIR@/man/man3/*
 $(man3_MANS): doxygen-doc
+endif ENABLE_DOXYGEN_MAN
 
 # Docs will be installed. It may be one or more docs supported
 # by doxygen, but does not include 'man'.
diff --git a/m4/ax_prog_doxygen.m4 b/m4/ax_prog_doxygen.m4
index e5bdeb59..338e4646 100644
--- a/m4/ax_prog_doxygen.m4
+++ b/m4/ax_prog_doxygen.m4
@@ -574,6 +574,7 @@ DX_INSTALL_DOCS = \\
 	\$(DX_CLEAN_HTML) \\
 	\$(DX_CLEAN_CHM) \\
 	\$(DX_CLEAN_CHI) \\
+	\$(DX_CLEAN_MAN) \\
 	\$(DX_CLEAN_RTF) \\
 	\$(DX_CLEAN_XML) \\
 	\$(DX_CLEAN_PS) \\