diff --git a/configure.in b/configure.in
index b9235350e..08f0a59f1 100644
--- a/configure.in
+++ b/configure.in
@@ -820,7 +820,7 @@ AC_CHECK_FUNCS(backtrace)
 AC_CHECK_FUNCS(prctl)
 AC_CHECK_FUNCS(gethostbyname_r)
 
-AC_CHECK_HEADERS(net/pfkeyv2.h netipsec/ipsec.h)
+AC_CHECK_HEADERS(net/pfkeyv2.h netipsec/ipsec.h netinet6/ipsec.h)
 
 AC_CHECK_MEMBERS([struct sockaddr.sa_len], [], [],
 [
diff --git a/src/charon/plugins/kernel_pfkey/kernel_pfkey_ipsec.c b/src/charon/plugins/kernel_pfkey/kernel_pfkey_ipsec.c
index 106acc793..a924be8b2 100644
--- a/src/charon/plugins/kernel_pfkey/kernel_pfkey_ipsec.c
+++ b/src/charon/plugins/kernel_pfkey/kernel_pfkey_ipsec.c
@@ -30,6 +30,8 @@
 
 #ifdef HAVE_NETIPSEC_IPSEC_H
 #include <netipsec/ipsec.h>
+#elif defined(HAVE_NETINET6_IPSEC_H)
+#include <netinet6/ipsec.h>
 #else
 #include <linux/ipsec.h>
 #endif