diff --git a/ekiga-4.0.1-gcc10.patch b/ekiga-4.0.1-gcc10.patch
new file mode 100644
index 0000000..8d045c9
--- /dev/null
+++ b/ekiga-4.0.1-gcc10.patch
@@ -0,0 +1,11 @@
+diff -Nrup a/lib/engine/framework/services.cpp b/lib/engine/framework/services.cpp
+--- a/lib/engine/framework/services.cpp	2013-02-18 14:36:51.000000000 -0700
++++ b/lib/engine/framework/services.cpp	2019-09-23 19:38:14.662416178 -0600
+@@ -43,6 +43,7 @@
+ #include <iostream>
+ #endif
+ 
++#include <ostream>
+ #include "services.h"
+ 
+ boost::optional<bool>
diff --git a/ekiga.spec b/ekiga.spec
index fe04384..5927c1a 100644
--- a/ekiga.spec
+++ b/ekiga.spec
@@ -1,6 +1,6 @@
 Name:		ekiga
 Version:	4.0.1
-Release:	46%{?dist}
+Release:	47%{?dist}
 Summary:	A Gnome based SIP/H323 teleconferencing application
 License:	GPLv2+
 URL:		https://www.ekiga.org/
@@ -8,6 +8,7 @@ Source0:	https://download.gnome.org/sources/ekiga/4.0/%{name}-%{version}.tar.xz
 
 Patch01: ekiga-4.0.1-libresolv.patch
 Patch02: ekiga-4.0.1-boost-signals2.patch
+Patch03: ekiga-4.0.1-gcc10.patch
 
 BuildRequires:	ptlib-devel = 2.10.11
 BuildRequires:	opal-devel = 3.10.11
@@ -57,6 +58,7 @@ It uses the standard SIP and H323 protocols.
 %setup -q
 %patch01 -p1 -b .libresolv
 %patch02 -p1 -b .boost-signals2
+%patch03 -p1 -b .gcc10
 
 # force regeneration to drop translations
 rm ekiga.schemas
@@ -186,6 +188,9 @@ scrollkeeper-update -q || :
 %{_sysconfdir}/gconf/schemas/ekiga.schemas
 
 %changelog
+* Sat Dec 14 2019 Jeff Law <law@redhat.com> - 4.0.1-47
+- Add missing #include for gcc-10
+
 * Wed Jul 24 2019 Fedora Release Engineering <releng@fedoraproject.org> - 4.0.1-46
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild