diff --git a/configure.ac b/configure.ac
index 806b7d3..f40b1af 100644
--- a/configure.ac
+++ b/configure.ac
@@ -110,7 +110,7 @@ AC_SEARCH_LIBS([dlsym], [dl], [
 ])
 AC_SEARCH_LIBS([MD5Update], [md], [
   AS_IF([test "x$ac_cv_search_MD5Update" != "xnone required"], [
-    LIBBSD_LIBS="$LIBBSD_LIBS $ac_cv_search_MD5Update"
+    MD5_LIBS="$MD5_LIBS $ac_cv_search_MD5Update"
   ])
 ], [
   AC_MSG_ERROR([cannot find required MD5 functions in libc or libmd])
@@ -250,6 +250,7 @@ AC_CHECK_FUNCS([clearenv dirfd fopencookie __fpurge \
                 pstat_getproc sysconf])
 AM_CONDITIONAL([HAVE_GETENTROPY], [test "x$ac_cv_func_getentropy" = "xtrue"])
 
+AC_SUBST([MD5_LIBS])
 AC_SUBST([LIBBSD_LIBS])
 
 AC_CONFIG_FILES([
diff --git a/src/Makefile.am b/src/Makefile.am
index fe9d1e6..d3f0162 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -52,6 +52,7 @@ libbsd_la_DEPENDENCIES = \
 	$(libbsd_la_included_sources) \
 	libbsd.map
 libbsd_la_LIBADD = \
+	$(MD5_LIBS) \
 	$(LIBBSD_LIBS) \
 	$(nil)
 libbsd_la_LDFLAGS = \
diff --git a/src/libbsd-overlay.pc.in b/src/libbsd-overlay.pc.in
index 01b7ea5..0455f22 100644
--- a/src/libbsd-overlay.pc.in
+++ b/src/libbsd-overlay.pc.in
@@ -8,5 +8,5 @@ Description: Utility functions from BSD systems (overlay)
 Version: @VERSION@
 URL: https://libbsd.freedesktop.org/
 Libs: -L${libdir} -lbsd
-Libs.private: @LIBBSD_LIBS@
+Libs.private: @LIBBSD_LIBS@ @MD5_LIBS@
 Cflags: -isystem ${includedir}/bsd -DLIBBSD_OVERLAY
diff --git a/src/libbsd.pc.in b/src/libbsd.pc.in
index 2c0ac17..4bca715 100644
--- a/src/libbsd.pc.in
+++ b/src/libbsd.pc.in
@@ -8,5 +8,5 @@ Description: Utility functions from BSD systems
 Version: @VERSION@
 URL: https://libbsd.freedesktop.org/
 Libs: -L${libdir} -lbsd
-Libs.private: @LIBBSD_LIBS@
+Libs.private: @LIBBSD_LIBS@ @MD5_LIBS@
 Cflags: -I${includedir}