diff --git a/Cargo.lock b/Cargo.lock
index 9ec71b8..1cf7bc9 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -178,9 +178,9 @@ dependencies = [
 
 [[package]]
 name = "diesel"
-version = "1.4.7"
+version = "1.4.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "bba51ca66f57261fd17cadf8b73e4775cc307d0521d855de3f5de91a8f074e0e"
+checksum = "b28135ecf6b7d446b43e27e225622a038cc4e2930a1022f51cdb97ada19b8e4d"
 dependencies = [
  "bitflags",
  "byteorder",
diff --git a/Cargo.toml b/Cargo.toml
index 6e66641..6375ee6 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -8,7 +8,7 @@ edition = "2018"
 
 [dependencies]
 rocket = "0.5.0-rc.1"
-diesel = { version = "1.4.7", features = ["postgres"] }
+diesel = { version = "1.4.8", features = ["postgres"] }
 diesel_migrations = "1.4.0"
 
 [dependencies.rocket_sync_db_pools]
diff --git a/Dockerfile b/Dockerfile
index 6b28746..088caa0 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM rust:1.53-alpine3.13 AS builder
+FROM rust:1.57-alpine3.13 AS builder
 
 WORKDIR /src
 
@@ -15,7 +15,7 @@ RUN cargo build \
     --release
 
 
-FROM alpine:3.13
+FROM alpine:3.15
 
 COPY --from=builder /src/target/release/hilde /usr/local/bin/hilde