diff --git a/Dockerfile b/Dockerfile
index 0063fd1e9..0a0fa5a00 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -7,7 +7,7 @@ RUN apk add make git
 COPY ui /src/ui
 RUN make -C /src/ui build
 
-FROM golang:1.15.2-alpine as go-builder
+FROM golang:1.15.3-alpine as go-builder
 RUN apk add make git
 COPY Makefile /src/Makefile
 COPY make /src/make
diff --git a/demo/Dockerfile b/demo/Dockerfile
index a90e0a908..8b09f3d1e 100644
--- a/demo/Dockerfile
+++ b/demo/Dockerfile
@@ -7,7 +7,7 @@ RUN apk add make git
 COPY ui /src/ui
 RUN make -C /src/ui build
 
-FROM golang:1.15.2-alpine as go-builder
+FROM golang:1.15.3-alpine as go-builder
 RUN apk add make git
 COPY Makefile /src/Makefile
 COPY make /src/make