diff --git a/resources/com/cadoles/lighthouse/Dockerfile b/resources/com/cadoles/lighthouse/Dockerfile
index 3b30ebe..76855da 100644
--- a/resources/com/cadoles/lighthouse/Dockerfile
+++ b/resources/com/cadoles/lighthouse/Dockerfile
@@ -1,4 +1,4 @@
-FROM golang:1.15 as envtpl
+FROM reg.cadoles.com/proxy_cache/library/golang:1.15 as envtpl
 
 ARG HTTP_PROXY=
 ARG HTTPS_PROXY=
@@ -14,7 +14,7 @@ RUN git clone https://github.com/subfuzion/envtpl /src \
     -ldflags "-X main.AppVersionMetadata=$(date -u +%s)" \
     -a -installsuffix cgo -o ./bin/envtpl ./cmd/envtpl/.
 
-FROM alpine:3.13
+FROM reg.cadoles.com/proxy_cache/library/alpine:3.13
 
 ARG HTTP_PROXY=
 ARG HTTPS_PROXY=
diff --git a/resources/com/cadoles/pa11y/Dockerfile b/resources/com/cadoles/pa11y/Dockerfile
index 9c4f2af..88cde0f 100644
--- a/resources/com/cadoles/pa11y/Dockerfile
+++ b/resources/com/cadoles/pa11y/Dockerfile
@@ -1,4 +1,4 @@
-FROM golang:1.13 as envtpl
+FROM reg.cadoles.com/proxy_cache/library/golang:1.13 as envtpl
 
 ARG HTTP_PROXY=
 ARG HTTPS_PROXY=
diff --git a/resources/com/cadoles/tamarin/Dockerfile b/resources/com/cadoles/tamarin/Dockerfile
index 0fb6ad5..77fd2de 100644
--- a/resources/com/cadoles/tamarin/Dockerfile
+++ b/resources/com/cadoles/tamarin/Dockerfile
@@ -1,4 +1,4 @@
-FROM alpine:3.12
+FROM reg.cadoles.com/proxy_cache/library/alpine:3.12
 
 ARG HTTP_PROXY=
 ARG HTTPS_PROXY=
diff --git a/resources/com/cadoles/w3af/Dockerfile b/resources/com/cadoles/w3af/Dockerfile
index 8466275..e78af7e 100644
--- a/resources/com/cadoles/w3af/Dockerfile
+++ b/resources/com/cadoles/w3af/Dockerfile
@@ -1,4 +1,4 @@
-FROM golang:1.11.4 as envtpl
+FROM reg.cadoles.com/proxy_cache/library/golang:1.11.4 as envtpl
 
 ARG HTTP_PROXY=
 ARG HTTPS_PROXY=
@@ -14,7 +14,7 @@ RUN git clone https://github.com/subfuzion/envtpl /src \
     -ldflags "-X main.AppVersionMetadata=$(date -u +%s)" \
     -a -installsuffix cgo -o ./bin/envtpl ./cmd/envtpl/.
 
-FROM alpine:3.9
+FROM reg.cadoles.com/proxy_cache/library/alpine:3.9
 
 ARG HTTP_PROXY=
 ARG HTTPS_PROXY=