diff --git a/static-root/apko.yaml b/static-root/apko.yaml
index fd81d70..8fd10c1 100644
--- a/static-root/apko.yaml
+++ b/static-root/apko.yaml
@@ -7,6 +7,9 @@ contents:
     - ca-certificates-bundle
     - tzdata
 
+environment:
+  RUNNING_IN_DOCKER: true
+
 archs:
   - amd64
   - arm64
diff --git a/static/apko.yaml b/static/apko.yaml
index 63830e3..baec80f 100644
--- a/static/apko.yaml
+++ b/static/apko.yaml
@@ -17,6 +17,9 @@ accounts:
       gid: 65532
   run-as: 65532
 
+environment:
+  RUNNING_IN_DOCKER: true
+
 archs:
   - amd64
   - arm64