diff --git a/Dockerfile b/Dockerfile
index f5752821..183a7571 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -12,7 +12,7 @@ RUN yarn install --frozen-lockfile && INLINE_RUNTIME_CHUNK=false yarn build
 # =======================================
 # ===== Build image for the backend =====
 # =======================================
-FROM golang:1.15.5-alpine AS builder-backend
+FROM golang:1.15.6-alpine AS builder-backend
 
 ARG BUILD_TAG
 ARG BUILD_COMMIT
diff --git a/Dockerfile.arm32v7 b/Dockerfile.arm32v7
index 1d19bc82..d1e1b4f8 100644
--- a/Dockerfile.arm32v7
+++ b/Dockerfile.arm32v7
@@ -12,7 +12,7 @@ RUN yarn install --frozen-lockfile && INLINE_RUNTIME_CHUNK=false yarn build
 # =======================================
 # ===== Build image for the backend =====
 # =======================================
-FROM golang:1.15.5-alpine AS builder-backend
+FROM golang:1.15.6-alpine AS builder-backend
 
 ARG BUILD_TAG
 ARG BUILD_COMMIT
diff --git a/Dockerfile.arm64v8 b/Dockerfile.arm64v8
index a79ac562..fe0aa41b 100644
--- a/Dockerfile.arm64v8
+++ b/Dockerfile.arm64v8
@@ -12,7 +12,7 @@ RUN yarn install --frozen-lockfile && INLINE_RUNTIME_CHUNK=false yarn build
 # =======================================
 # ===== Build image for the backend =====
 # =======================================
-FROM golang:1.15.5-alpine AS builder-backend
+FROM golang:1.15.6-alpine AS builder-backend
 
 ARG BUILD_TAG
 ARG BUILD_COMMIT
diff --git a/Dockerfile.coverage b/Dockerfile.coverage
index 8b6307bf..8b8a21ac 100644
--- a/Dockerfile.coverage
+++ b/Dockerfile.coverage
@@ -12,7 +12,7 @@ RUN yarn install --frozen-lockfile && INLINE_RUNTIME_CHUNK=false yarn coverage
 # =======================================
 # ===== Build image for the backend =====
 # =======================================
-FROM golang:1.15.5-alpine AS builder-backend
+FROM golang:1.15.6-alpine AS builder-backend
 
 ARG BUILD_TAG
 ARG BUILD_COMMIT