diff --git a/src/libcharon/plugins/kernel_pfkey/kernel_pfkey_ipsec.c b/src/libcharon/plugins/kernel_pfkey/kernel_pfkey_ipsec.c
index b937a769e..34089f912 100644
--- a/src/libcharon/plugins/kernel_pfkey/kernel_pfkey_ipsec.c
+++ b/src/libcharon/plugins/kernel_pfkey/kernel_pfkey_ipsec.c
@@ -890,6 +890,8 @@ static kernel_algorithm_t encryption_algs[] = {
 	{ENCR_AES_GCM_ICV8,			SADB_X_EALG_AES_GCM_ICV8	},
 	{ENCR_AES_GCM_ICV12,		SADB_X_EALG_AES_GCM_ICV12	},
 	{ENCR_AES_GCM_ICV16,		SADB_X_EALG_AES_GCM_ICV16	},
+#elif defined(SADB_X_EALG_AES_GCM) /* macOS */
+	{ENCR_AES_GCM_ICV16,		SADB_X_EALG_AES_GCM			},
 #endif
 #ifdef SADB_X_EALG_CAMELLIACBC
 	{ENCR_CAMELLIA_CBC,			SADB_X_EALG_CAMELLIACBC		},