diff --git a/lang/ruby30/Makefile b/lang/ruby30/Makefile
index 99a953ad02739..bd4f07adb06ef 100644
--- a/lang/ruby30/Makefile
+++ b/lang/ruby30/Makefile
@@ -37,6 +37,7 @@ CONFIGURE_ARGS=	${RUBY_CONFIGURE_ARGS} \
 		--with-vendordir="${PREFIX}/lib/ruby/vendor_ruby"
 CONFIGURE_ENV=	debugflags=
 GNU_CONFIGURE=	yes
+GNU_CONFIGURE_MANPREFIX=	${PREFIX}/share
 # Keep this, else ruby will fail to load libraries dependent of libpthread.
 LIBS+=		-lpthread
 USE_LDCONFIG=	yes
@@ -174,7 +175,7 @@ post-install:
 # Link "ruby.1.gz" to "ruby30.1.gz", etc.
 #
 . for FILE in ${INSTALLED_MANUALS}
-	${LN} -fs ${FILE}${RUBY_SUFFIX}.1.gz ${STAGEDIR}${MANPREFIX}/man/man1/${FILE}.1.gz
+	${LN} -fs ${FILE}${RUBY_SUFFIX}.1.gz ${STAGEDIR}${PREFIX}/share/man/man1/${FILE}.1.gz
 . endfor
 .endif
 
diff --git a/lang/ruby30/pkg-plist b/lang/ruby30/pkg-plist
index 6cc84a998900d..31568f8a8adc0 100644
--- a/lang/ruby30/pkg-plist
+++ b/lang/ruby30/pkg-plist
@@ -986,8 +986,8 @@ lib/libruby%%RUBY_SHLIBVER%%.so.%%RUBY_SHLIBVER%%
 %%RUBY_LIBDIR%%/yaml/dbm.rb
 %%RUBY_LIBDIR%%/yaml/store.rb
 libdata/pkgconfig/ruby-%%RUBY_VER%%.pc
-%%IF_DEFAULT%%man/man1/ruby.1.gz
-man/man1/ruby%%RUBY_SUFFIX%%.1.gz
+%%IF_DEFAULT%%share/man/man1/ruby.1.gz
+share/man/man1/ruby%%RUBY_SUFFIX%%.1.gz
 %%DOCS%%%%RUBY_DOCDIR%%/COPYING
 %%DOCS%%%%RUBY_DOCDIR%%/COPYING.ja
 %%DOCS%%%%RUBY_DOCDIR%%/ChangeLog