diff --git a/baselibs.conf b/baselibs.conf
index d2f40d0..50a2458 100644
--- a/baselibs.conf
+++ b/baselibs.conf
@@ -1,3 +1,3 @@
-libprotobuf19
-libprotoc19
-libprotobuf-lite19
+libprotobuf20
+libprotoc20
+libprotobuf-lite20
diff --git a/protobuf-3.8.0.tar.gz b/protobuf-3.8.0.tar.gz
deleted file mode 100644
index 6fb0155..0000000
--- a/protobuf-3.8.0.tar.gz
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:03d2e5ef101aee4c2f6ddcf145d2a04926b9c19e7086944df3842b1b8502b783
-size 4934577
diff --git a/protobuf-3.9.1.tar.gz b/protobuf-3.9.1.tar.gz
new file mode 100644
index 0000000..aab405c
--- /dev/null
+++ b/protobuf-3.9.1.tar.gz
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:98e615d592d237f94db8bf033fba78cd404d979b0b70351a9e5aaff725398357
+size 4947402
diff --git a/protobuf.changes b/protobuf.changes
index 6c542f4..453832f 100644
--- a/protobuf.changes
+++ b/protobuf.changes
@@ -1,3 +1,16 @@
+-------------------------------------------------------------------
+Thu Aug 22 07:12:14 UTC 2019 - Jan Engelhardt <jengelh@inai.de>
+
+- Update to new upstream release 3.9.1
+  * Optimized the implementation of RepeatedPtrFieldBase.
+  * Added delimited parse and serialize util.
+  * Added FieldDescriptor::PrintableNameForExtension() and
+    DescriptorPool::FindExtensionByPrintableName(). The latter
+    will replace Reflection::FindKnownExtensionByName().
+  * Created a new Add method in repeated field that allows adding
+    a range of elements all at once.
+  * Drop building wheel for Python 3.4.
+
 -------------------------------------------------------------------
 Sat Jun  8 06:13:57 UTC 2019 - Fridrich Strba <fstrba@suse.com>
 
diff --git a/protobuf.spec b/protobuf.spec
index e525074..e137b14 100644
--- a/protobuf.spec
+++ b/protobuf.spec
@@ -17,7 +17,7 @@
 
 
 %{?!python_module:%define python_module() python-%{**} python3-%{**}}
-%define sover 19
+%define sover 20
 %define tarname protobuf
 %define src_install_dir /usr/src/%{name}
 %define extra_java_flags -source 7 -target 7
@@ -27,7 +27,7 @@
 %bcond_without python2
 %bcond_without python3
 Name:           protobuf
-Version:        3.8.0
+Version:        3.9.1
 Release:        0
 Summary:        Protocol Buffers - Google's data interchange format
 License:        BSD-3-Clause