diff --git a/docker/Dockerfile.simulated_onu b/docker/Dockerfile.simulated_onu
index ea5d6a8..6cc75ce 100644
--- a/docker/Dockerfile.simulated_onu
+++ b/docker/Dockerfile.simulated_onu
@@ -20,11 +20,11 @@
 # Install required packages
 RUN apk add --no-cache \
         wget=1.20.3-r0 \
-        git=2.20.1-r0 \
-        make=4.2.1-r2 \
-        build-base=0.5-r1 \
-        protobuf=3.6.1-r1 \
-        protobuf-dev=3.6.1-r1
+	git=2.20.2-r0 \
+	make=4.2.1-r2 \
+	build-base=0.5-r1 \
+	protobuf=3.6.1-r1 \
+	protobuf-dev=3.6.1-r1
 
 # Prepare directory structure
 RUN mkdir -p /build/src/simulated_onu \