diff --git a/buildtools/wasm/Dockerfile b/buildtools/wasm/Dockerfile
index 30744c8..8dc7056 100644
--- a/buildtools/wasm/Dockerfile
+++ b/buildtools/wasm/Dockerfile
@@ -5,7 +5,7 @@ RUN apt-get update && apt-get install -y binaryen git patch
 # Easiest way to build grpc-java plugin is add it to the protoc build
 ADD buildtools/wasm/version.txt /version.txt
 RUN git clone --recursive https://github.com/grpc/grpc-java.git --branch $(cat /version.txt | awk '{$1=$1};1') /grpcjava
-RUN git clone --recursive https://github.com/protocolbuffers/protobuf.git --branch v25.2 /workspace
+RUN git clone --recursive https://github.com/protocolbuffers/protobuf.git --branch v26.1 /workspace
 RUN cp -R /grpcjava/compiler/src/java_plugin/cpp /workspace/src/grpcjava
 RUN echo "set(protoc-gen-grpc-java_files \${protobuf_SOURCE_DIR}/src/grpcjava/java_plugin.cpp \${protobuf_SOURCE_DIR}/src/grpcjava/java_generator.cpp) \n\
 add_executable(protoc-gen-grpc-java \${protoc-gen-grpc-java_files} \${protobuf_version_rc_file}) \n\
diff --git a/buildtools/wasm/version.txt b/buildtools/wasm/version.txt
index d9a35e5..a477bf9 100644
--- a/buildtools/wasm/version.txt
+++ b/buildtools/wasm/version.txt
@@ -1 +1 @@
-v1.61.0
\ No newline at end of file
+v1.62.2
\ No newline at end of file
diff --git a/magefiles/magefile.go b/magefiles/magefile.go
index da1ca0d..343981a 100644
--- a/magefiles/magefile.go
+++ b/magefiles/magefile.go
@@ -9,7 +9,8 @@ import (
 )
 
 func init() {
-	magefiles.SetLibraryName("protoc")
+	magefiles.SetLibraryName("protoc-gen-grpc-java")
+	magefiles.SetLibraryRepo("grpc/grpc-java")
 }
 
 func Snapshot() error {