diff --git a/dependencies.properties b/dependencies.properties
index af27457b3..ebdd8b80d 100644
--- a/dependencies.properties
+++ b/dependencies.properties
@@ -23,9 +23,9 @@ version.gax_httpjson=0.70.1-SNAPSHOT
 # Versions for dependencies which actual artifacts differ between Bazel and Gradle.
 # Gradle build depends on prebuilt maven artifacts, while Bazel build depends on Bazel workspaces
 # with the sources.
-version.com_google_protobuf=3.10.0
+version.com_google_protobuf=3.11.1
 version.google_java_format=1.1
-version.io_grpc=1.25.0
+version.io_grpc=1.26.0
 
 # Maven artifacts.
 # Note, the actual name of each property matters (bazel build scripts depend on it).