diff --git a/examples/protobuf_encoding/go.mod b/examples/protobuf_encoding/go.mod
index bc6bbea..ee4ee99 100644
--- a/examples/protobuf_encoding/go.mod
+++ b/examples/protobuf_encoding/go.mod
@@ -6,7 +6,7 @@ require (
 	github.com/philippgille/gokv v0.7.0
 	github.com/philippgille/gokv/encoding/protobuf v0.7.0
 	github.com/philippgille/gokv/gomap v0.7.0
-	google.golang.org/protobuf v1.32.0
+	google.golang.org/protobuf v1.33.0
 )
 
 require (
diff --git a/examples/protobuf_encoding/go.sum b/examples/protobuf_encoding/go.sum
index 3a9ea67..50df62a 100644
--- a/examples/protobuf_encoding/go.sum
+++ b/examples/protobuf_encoding/go.sum
@@ -12,5 +12,5 @@ github.com/philippgille/gokv/test v0.7.0 h1:0wBKnKaFZlSeHxLXcmUJqK//IQGUMeu+o8B8
 github.com/philippgille/gokv/util v0.7.0 h1:5avUK/a3aSj/aWjhHv4/FkqgMon2B7k2BqFgLcR+DYg=
 github.com/philippgille/gokv/util v0.7.0/go.mod h1:i9KLHbPxGiHLMhkix/CcDQhpPbCkJy5BkW+RKgwDHMo=
 golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543 h1:E7g+9GITq07hpfrRu66IVDexMakfv52eLZ2CXBWiKr4=
-google.golang.org/protobuf v1.32.0 h1:pPC6BG5ex8PDFnkbrGU3EixyhKcQ2aDuBS36lqK/C7I=
-google.golang.org/protobuf v1.32.0/go.mod h1:c6P6GXX6sHbq/GpV6MGZEdwhWPcYBgnhAHhKbcUYpos=
+google.golang.org/protobuf v1.33.0 h1:uNO2rsAINq/JlFpSdYEKIZ0uKD/R9cpdv0T+yoGwGmI=
+google.golang.org/protobuf v1.33.0/go.mod h1:c6P6GXX6sHbq/GpV6MGZEdwhWPcYBgnhAHhKbcUYpos=