diff --git a/tools/proto-compiler/Cargo.toml b/tools/proto-compiler/Cargo.toml
index b0f8c69c..1ae145b3 100644
--- a/tools/proto-compiler/Cargo.toml
+++ b/tools/proto-compiler/Cargo.toml
@@ -12,6 +12,6 @@ prost-build                  = "0.12"
 walkdir                      = "2.3"
 argh                         = "0.1"
 tonic                        = "0.10"
-tonic-build                  = "0.10"
+tonic-build                  = "0.11"
 similar                      = "2.2"
 informalsystems-pbjson-build = "0.7.0"