diff --git a/patches/patchinstall.sh b/patches/patchinstall.sh
index 99b382f8..15ee00f4 100755
--- a/patches/patchinstall.sh
+++ b/patches/patchinstall.sh
@@ -237,6 +237,7 @@ patch_enable_all ()
 	enable_quartz_MediaSeeking_Positions="$1"
 	enable_riched20_Class_Tests="$1"
 	enable_riched20_IText_Interface="$1"
+	enable_secur32_macos_compile="$1"
 	enable_server_Desktop_Refcount="$1"
 	enable_server_FileEndOfFileInformation="$1"
 	enable_server_File_Permissions="$1"
@@ -823,6 +824,9 @@ patch_enable ()
 		riched20-IText_Interface)
 			enable_riched20_IText_Interface="$2"
 			;;
+		secur32-macos-compile)
+			enable_secur32_macos_compile="$2"
+			;;
 		server-Desktop_Refcount)
 			enable_server_Desktop_Refcount="$2"
 			;;
@@ -5398,6 +5402,18 @@ if test "$enable_riched20_IText_Interface" -eq 1; then
 	) >> "$patchlist"
 fi
 
+# Patchset secur32-macos-compile
+# |
+# | Modified files:
+# |   *	dlls/secur32/schannel_macosx.c
+# |
+if test "$enable_secur32_macos_compile" -eq 1; then
+	patch_apply secur32-macos-compile/0001-secur32-Add-schan_imp_get_application_protocol-for-m.patch
+	(
+		printf '%s\n' '+    { "Alistair Leslie-Hughes", "secur32: Add schan_imp_get_application_protocol for macos.", 1 },';
+	) >> "$patchlist"
+fi
+
 # Patchset server-Desktop_Refcount
 # |
 # | This patchset has the following (direct or indirect) dependencies:
diff --git a/patches/secur32-macos-compile/0001-secur32-Add-schan_imp_get_application_protocol-for-m.patch b/patches/secur32-macos-compile/0001-secur32-Add-schan_imp_get_application_protocol-for-m.patch
new file mode 100644
index 00000000..b3e203b3
--- /dev/null
+++ b/patches/secur32-macos-compile/0001-secur32-Add-schan_imp_get_application_protocol-for-m.patch
@@ -0,0 +1,41 @@
+From 945050ac121f63a56af7d0d740d84481c454ba31 Mon Sep 17 00:00:00 2001
+From: Alistair Leslie-Hughes <leslie_alistair@hotmail.com>
+Date: Sat, 11 Apr 2020 17:15:18 +1000
+Subject: [PATCH] secur32: Add schan_imp_get_application_protocol for macos
+
+---
+ dlls/secur32/schannel_macosx.c | 18 ++++++++++++++++++
+ 1 file changed, 18 insertions(+)
+
+diff --git a/dlls/secur32/schannel_macosx.c b/dlls/secur32/schannel_macosx.c
+index f86a561cf8d..378ab30ad1d 100644
+--- a/dlls/secur32/schannel_macosx.c
++++ b/dlls/secur32/schannel_macosx.c
+@@ -849,6 +849,24 @@ void schan_imp_set_session_target(schan_imp_session session, const char *target)
+     SSLSetPeerDomainName( s->context, target, strlen(target) );
+ }
+ 
++void schan_imp_set_application_protocols(schan_imp_session session, unsigned char *buffer, unsigned int buflen)
++{
++    struct mac_session *s = (struct mac_session*)session;
++
++    TRACE("(%p/%p, %p, %d)\n", s, s->context, buffer, buflen);
++}
++
++SECURITY_STATUS schan_imp_get_application_protocol(schan_imp_session session,
++                                                   SecPkgContext_ApplicationProtocol *protocol)
++{
++    struct mac_session *s = (struct mac_session*)session;
++
++    TRACE("(%p/%p, %p)\n", s, s->context, protocol);
++
++    memset(protocol, 0, sizeof(*protocol));
++    return SEC_E_OK;
++}
++
+ SECURITY_STATUS schan_imp_handshake(schan_imp_session session)
+ {
+     struct mac_session *s = (struct mac_session*)session;
+-- 
+2.25.1
+