diff --git a/.crow/build.yaml b/.crow/build.yaml
index f96a797..57478f7 100644
--- a/.crow/build.yaml
+++ b/.crow/build.yaml
@@ -89,7 +89,9 @@ steps:
 
   - name: Net debug
     image: reg.devxy.io/docker.io/library/alpine:3.23
+    privileged: true
     commands:
+      - ip link set dev eth0 mtu 1280 2>/dev/null || true
       - echo "=== pod interface ==="
       - cat /sys/class/net/eth0/mtu
       - ip -o link show eth0
@@ -114,8 +116,10 @@ steps:
 
   - name: Get latest R version
     image: reg.devxy.io/docker.io/library/alpine:3.23
+    privileged: true
     commands:
-      - apk add -q --no-cache curl jq
+      - ip link set dev eth0 mtu 1280 2>/dev/null || true
+      - for i in 1 2 3 4 5; do apk add -q --no-cache curl jq && break; sleep 5; done
       - curl -sf https://formulae.brew.sh/api/formula/r.json | jq -er '.versions.stable' > r-version-to-build.txt
       # - echo "4.1.3" > r-version-to-build.txt
       - cat r-version-to-build.txt
@@ -134,8 +138,10 @@ steps:
 
   - name: Check if files for R version already exist in s3
     image: reg.devxy.io/docker.io/library/alpine:3.23
+    privileged: true
     commands:
-      - apk add -q --no-cache curl
+      - ip link set dev eth0 mtu 1280 2>/dev/null || true
+      - for i in 1 2 3 4 5; do apk add -q --no-cache curl && break; sleep 5; done
       - |
           VERSION=$(cat r-version-to-build.txt)
           curl -s "https://s3.eu-central-003.backblazeb2.com/devxy-r-builds?prefix=${PLATFORM_ID}/" | \
@@ -156,9 +162,10 @@ steps:
     environment:
       DOCKER_HOST: tcp://docker:2375
     commands: |
+      ip link set dev eth0 mtu 1280 2>/dev/null || true
       # docker info
       if ! grep -qF "$(cat r-version-to-build.txt)" r-version-s3.txt; then
-        apk add -q --no-cache make just docker-compose
+        for i in 1 2 3 4 5; do apk add -q --no-cache make just docker-compose && break; sleep 5; done
         just build-r-${PLATFORM} $(cat r-version-to-build.txt)
       fi
     backend_options:
@@ -214,8 +221,9 @@ services:
       DOCKER_TLS_CERTDIR: ""
     image: reg.devxy.io/docker.io/library/docker:29-dind
     commands:
+      - ip link set dev eth0 mtu 1280 2>/dev/null || true
       - mkdir -p /tmp/${PLATFORM}/${ARCH}
-      - dockerd --tls=false --mtu 1420 --host=tcp://0.0.0.0:2375
+      - dockerd --tls=false --mtu 1280 --host=tcp://0.0.0.0:2375
     privileged: true
     ports:
       - 2375