diff --git a/common/shlibs b/common/shlibs
index 3766515c5c..6b3387a2b7 100644
--- a/common/shlibs
+++ b/common/shlibs
@@ -2941,9 +2941,9 @@ libm17n-flt.so.0 m17n-lib-1.7.0_1
 libm17n-gui.so.0 m17n-lib-1.7.0_1
 libm17n-core.so.0 m17n-lib-1.7.0_1
 libm17n.so.0 m17n-lib-1.7.0_1
-libprotobuf-lite.so.14 protobuf-lite-3.4.0_1
-libprotoc.so.14 protobuf-3.4.0_1
-libprotobuf.so.14 protobuf-3.4.0_1
+libprotobuf-lite.so.15 protobuf-lite-3.5.0.1_1
+libprotoc.so.15 protobuf-3.5.0.1_1
+libprotobuf.so.15 protobuf-3.5.0.1_1
 libsombok.so.3 sombok-2.4.0_1
 libguile-srfi-srfi-1-v-3.so.3 guile1.8-1.8.8_1
 libguile-srfi-srfi-4-v-3.so.3 guile1.8-1.8.8_1
diff --git a/srcpkgs/protobuf/template b/srcpkgs/protobuf/template
index 9775c8b80b..27f6e5b8d8 100644
--- a/srcpkgs/protobuf/template
+++ b/srcpkgs/protobuf/template
@@ -1,6 +1,6 @@
 # Template file for 'protobuf'
 pkgname=protobuf
-version=3.4.0
+version=3.5.1.1
 revision=1
 build_style=gnu-configure
 hostmakedepends="automake libtool pkg-config"
@@ -10,7 +10,7 @@ maintainer="Michael Aldridge <maldridge@voidlinux.eu>"
 distfiles="https://github.com/google/protobuf/archive/v${version}.tar.gz"
 homepage="https://developers.google.com/protocol-buffers/"
 license="BSD"
-checksum=f6600abeee3babfa18591961a0ff21e7db6a6d9ef82418a261ec4fee44ee6d44
+checksum=56b5d9e1ab2bf4f5736c4cfba9f4981fbc6976246721e7ded5602fbaee6d6869
 
 CXXFLAGS="-std=c++14"