diff --git a/.gitignore b/.gitignore
index 167e8c2..bc8dffd 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1 +1,2 @@
 /sip-6.5.1.tar.gz
+/sip-6.6.2.tar.gz
diff --git a/323d39a2d602 b/323d39a2d602
new file mode 100644
index 0000000..8dac875
--- /dev/null
+++ b/323d39a2d602
@@ -0,0 +1,22 @@
+
+# HG changeset patch
+# User Phil Thompson <phil@riverbankcomputing.com>
+# Date 1658047276 -3600
+# Node ID 323d39a2d6020e224e82f894c694add0621714ee
+# Parent  1430b279a3c90da85f2cadd97ec833deae14f446
+Fixed the instantiation of template values.
+
+diff -r 1430b279a3c9 -r 323d39a2d602 sipbuild/generator/parser/instantiations.py
+--- a/sipbuild/generator/parser/instantiations.py	Sun Jun 26 10:01:41 2022 +0100
++++ b/sipbuild/generator/parser/instantiations.py	Sun Jul 17 09:41:16 2022 +0100
+@@ -434,7 +434,8 @@
+         proto_name = proto_value.value.result.definition
+ 
+         if proto_name.is_simple:
+-            i_name = ScopedName.parse(template_string(proto_name, expansions))
++            i_name = ScopedName.parse(
++                    template_string(proto_name.base_name, expansions))
+             i_result = Argument(type=ArgumentType.DEFINED, definition=i_name)
+             i_fcall = FunctionCall(result=i_result,
+                     args=proto_value.value.args)
+
diff --git a/sip6.spec b/sip6.spec
index 77ae9be..d3a66ad 100644
--- a/sip6.spec
+++ b/sip6.spec
@@ -1,7 +1,7 @@
 %global pypi_name sip
 
 Name:           sip6
-Version:        6.5.1
+Version:        6.6.2
 Release:        1%{?dist}
 Summary:        SIP - Python/C++ Bindings Generator
 %py_provides    python3-sip6
@@ -10,10 +10,11 @@ Summary:        SIP - Python/C++ Bindings Generator
 License:        (GPLv2 or GPLv3) and (GPLv2+ with exceptions)
 URL:            https://www.riverbankcomputing.com/software/sip
 Source0:        %{pypi_source}
+Patch0:         323d39a2d602
 
 BuildRequires:  gcc
 BuildRequires:  python3-devel
-BuildRequires:  %{py3_dist setuptools toml}
+BuildRequires:  %{py3_dist packaging ply setuptools toml}
 
 %global _description %{expand:
 SIP is a collection of tools that makes it very easy to create Python bindings
@@ -45,6 +46,10 @@ Python bindings for wxWidgets.}
 %{python3_sitearch}/sipbuild/
 
 %changelog
+* Mon Oct 24 2022 Jan Grulich <jgrulich@redhat.com> - 6.6.2-1
+- 6.6.2
+  Resolves: bz#2118862
+
 * Tue Apr 19 2022 Jan Grulich <jgrulich@redhat.com> - 6.5.1-1
 - Initial package
   Resolves: bz#2071748
diff --git a/sources b/sources
index 614a8c1..d37f27a 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (sip-6.5.1.tar.gz) = 2d6f225e653873462d97dfdc85bd308a26b66996e1bb98e2c3aa60a3b260db745021f1d3182db8e943fd216ee27a2f65731b96d287e94f8f2e7972c5df971c69
+SHA512 (sip-6.6.2.tar.gz) = 5e031baa9ff6d8d19f4c36ef7c3900c6440d261102259cdc12fce28471a849fed80c123bf31ad506b099a925b2967eb5863e6736ac00fbcff99198711cf0e5e5