diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index 0a5683e0..680c6cac 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -753,7 +753,7 @@ set(COMMON_SRC
 	http_header.c http_kv.c keyvalue.c chunk.c
 	http_chunk.c fdevent.c gw_backend.c
 	stat_cache.c plugin.c http_etag.c array.c
-	algo_hmac.c algo_md5.c algo_sha1.c algo_splaytree.c
+	algo_md5.c algo_sha1.c algo_splaytree.c
 	fdevent_select.c fdevent_libev.c
 	fdevent_poll.c fdevent_linux_sysepoll.c
 	fdevent_solaris_devpoll.c fdevent_solaris_port.c
@@ -829,7 +829,7 @@ add_and_install_library(mod_redirect mod_redirect.c)
 add_and_install_library(mod_rewrite mod_rewrite.c)
 add_and_install_library(mod_rrdtool mod_rrdtool.c)
 add_and_install_library(mod_scgi mod_scgi.c)
-add_and_install_library(mod_secdownload mod_secdownload.c)
+add_and_install_library(mod_secdownload "mod_secdownload.c;algo_hmac.c")
 add_and_install_library(mod_setenv mod_setenv.c)
 add_and_install_library(mod_simple_vhost mod_simple_vhost.c)
 add_and_install_library(mod_sockproxy mod_sockproxy.c)
diff --git a/src/Makefile.am b/src/Makefile.am
index da3c5be7..90a695fc 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -73,7 +73,7 @@ common_src=base64.c buffer.c burl.c log.c \
 	http_header.c http_kv.c keyvalue.c chunk.c  \
 	http_chunk.c fdevent.c gw_backend.c \
 	stat_cache.c plugin.c http_etag.c array.c \
-	algo_hmac.c algo_md5.c algo_sha1.c algo_splaytree.c \
+	algo_md5.c algo_sha1.c algo_splaytree.c \
 	fdevent_select.c fdevent_libev.c \
 	fdevent_poll.c fdevent_linux_sysepoll.c \
 	fdevent_solaris_devpoll.c fdevent_solaris_port.c \
@@ -282,7 +282,7 @@ mod_ssi_la_LDFLAGS = $(common_module_ldflags)
 mod_ssi_la_LIBADD = $(common_libadd)
 
 lib_LTLIBRARIES += mod_secdownload.la
-mod_secdownload_la_SOURCES = mod_secdownload.c
+mod_secdownload_la_SOURCES = mod_secdownload.c algo_hmac.c
 mod_secdownload_la_LDFLAGS = $(common_module_ldflags)
 mod_secdownload_la_LIBADD = $(common_libadd) $(CRYPTO_LIB)
 
@@ -516,7 +516,7 @@ lighttpd_SOURCES = \
   mod_rewrite.c \
   mod_rrdtool.c \
   mod_scgi.c \
-  mod_secdownload.c \
+  mod_secdownload.c algo_hmac.c \
   mod_setenv.c \
   mod_simple_vhost.c \
   mod_ssi_exprparser.c mod_ssi_expr.c mod_ssi.c \
diff --git a/src/SConscript b/src/SConscript
index eead08af..c14e4db3 100644
--- a/src/SConscript
+++ b/src/SConscript
@@ -59,7 +59,7 @@ common_src = Split("base64.c buffer.c burl.c log.c \
 	http_header.c http_kv.c keyvalue.c chunk.c  \
 	http_chunk.c fdevent.c gw_backend.c \
 	stat_cache.c plugin.c http_etag.c array.c \
-	algo_hmac.c algo_md5.c algo_sha1.c algo_splaytree.c \
+	algo_md5.c algo_sha1.c algo_splaytree.c \
 	fdevent_select.c fdevent_libev.c \
 	fdevent_poll.c fdevent_linux_sysepoll.c \
 	fdevent_solaris_devpoll.c fdevent_solaris_port.c \
@@ -118,7 +118,7 @@ modules = {
 	'mod_rewrite' : { 'src' : [ 'mod_rewrite.c' ] },
 	'mod_rrdtool' : { 'src' : [ 'mod_rrdtool.c' ] },
 	'mod_scgi' : { 'src' : [ 'mod_scgi.c' ] },
-	'mod_secdownload' : { 'src' : [ 'mod_secdownload.c' ], 'lib' : [ env['LIBCRYPTO'] ] },
+	'mod_secdownload' : { 'src' : [ 'mod_secdownload.c', 'algo_hmac.c' ], 'lib' : [ env['LIBCRYPTO'] ] },
 	'mod_setenv' : { 'src' : [ 'mod_setenv.c' ] },
 	'mod_simple_vhost' : { 'src' : [ 'mod_simple_vhost.c' ] },
 	'mod_sockproxy' : { 'src' : [ 'mod_sockproxy.c' ] },
diff --git a/src/meson.build b/src/meson.build
index 9d3b503d..215dda1d 100644
--- a/src/meson.build
+++ b/src/meson.build
@@ -706,7 +706,6 @@ configure_file(
 )
 
 common_src = [
-	'algo_hmac.c',
 	'algo_md5.c',
 	'algo_sha1.c',
 	'algo_splaytree.c',
@@ -1000,7 +999,7 @@ modules = [
 	[ 'mod_rewrite', [ 'mod_rewrite.c' ] ],
 	[ 'mod_rrdtool', [ 'mod_rrdtool.c' ] ],
 	[ 'mod_scgi', [ 'mod_scgi.c' ], libws2_32 ],
-	[ 'mod_secdownload', [ 'mod_secdownload.c' ], libcrypto ],
+	[ 'mod_secdownload', [ 'mod_secdownload.c', 'algo_hmac.c' ], libcrypto ],
 	[ 'mod_setenv', [ 'mod_setenv.c' ] ],
 	[ 'mod_simple_vhost', [ 'mod_simple_vhost.c' ] ],
 	[ 'mod_sockproxy', [ 'mod_sockproxy.c' ] ],