diff --git a/system-test/Dockerfile.node10-alpine b/system-test/Dockerfile.node10-alpine
index 8bb73951..cd532852 100644
--- a/system-test/Dockerfile.node10-alpine
+++ b/system-test/Dockerfile.node10-alpine
@@ -1,4 +1,4 @@
-FROM golang:1.14-alpine as builder
+FROM golang:1.15-alpine as builder
 RUN apk add --no-cache git
 WORKDIR /root/
 RUN go get github.com/google/pprof
diff --git a/system-test/Dockerfile.node12-alpine b/system-test/Dockerfile.node12-alpine
index 1ccc0a2a..2ea35294 100644
--- a/system-test/Dockerfile.node12-alpine
+++ b/system-test/Dockerfile.node12-alpine
@@ -1,4 +1,4 @@
-FROM golang:1.14-alpine as builder
+FROM golang:1.15-alpine as builder
 RUN apk add --no-cache git
 WORKDIR /root/
 RUN go get github.com/google/pprof
diff --git a/system-test/Dockerfile.node14-alpine b/system-test/Dockerfile.node14-alpine
index 4a8eeec9..98c9e93d 100644
--- a/system-test/Dockerfile.node14-alpine
+++ b/system-test/Dockerfile.node14-alpine
@@ -1,4 +1,4 @@
-FROM golang:1.14-alpine as builder
+FROM golang:1.15-alpine as builder
 RUN apk add --no-cache git
 WORKDIR /root/
 RUN go get github.com/google/pprof