diff --git a/boring-nginx/Dockerfile b/boring-nginx/Dockerfile
index a3381b3..418b3bf 100644
--- a/boring-nginx/Dockerfile
+++ b/boring-nginx/Dockerfile
@@ -1,4 +1,4 @@
-FROM alpine:3.10
+FROM alpine:3.11
 
 ENV UID=991 GID=991
 
diff --git a/nginx-php/Dockerfile.7.3 b/nginx-php/Dockerfile.7.3
index 21fdf4d..9138375 100644
--- a/nginx-php/Dockerfile.7.3
+++ b/nginx-php/Dockerfile.7.3
@@ -1,4 +1,4 @@
-FROM alpine:3.10
+FROM alpine:3.11
 
 ARG BUILD_CORES
 
diff --git a/searx/Dockerfile.0.15 b/searx/Dockerfile.0.15
index f7ec552..3717545 100644
--- a/searx/Dockerfile.0.15
+++ b/searx/Dockerfile.0.15
@@ -1,4 +1,4 @@
-FROM alpine:3.10
+FROM alpine:3.11
 
 ARG VERSION=0.15.0
 
diff --git a/searx/Dockerfile.Master b/searx/Dockerfile.Master
index ee24621..b9a6558 100644
--- a/searx/Dockerfile.Master
+++ b/searx/Dockerfile.Master
@@ -1,4 +1,4 @@
-FROM alpine:3.10
+FROM alpine:3.11
 
 ARG VERSION=master