diff --git a/curl/Dockerfile b/curl/Dockerfile
index 54bbe9b..d821421 100644
--- a/curl/Dockerfile
+++ b/curl/Dockerfile
@@ -13,7 +13,7 @@ RUN apk add --no-cache \
 	nghttp2 \
 	openssl
 
-ENV CURL_VERSION 7.66.0
+ENV CURL_VERSION 7.67.0
 
 RUN set -x \
     && apk add --no-cache --virtual .build-deps \
diff --git a/fleet/Dockerfile b/fleet/Dockerfile
index a6faca4..ad2d4bb 100644
--- a/fleet/Dockerfile
+++ b/fleet/Dockerfile
@@ -12,7 +12,7 @@ RUN apk add --no-cache \
 	npm \
 	yarn
 
-ENV FLEET_VERSION 2.3.0
+ENV FLEET_VERSION 2.4.0
 
 RUN git clone --depth 1 --branch "${FLEET_VERSION}" https://github.com/kolide/fleet.git /go/src/github.com/kolide/fleet
 
diff --git a/telize/Dockerfile b/telize/Dockerfile
index c874d6d..d5bf2f6 100644
--- a/telize/Dockerfile
+++ b/telize/Dockerfile
@@ -4,7 +4,7 @@ RUN apk add --no-cache \
 	lua5.1-cjson \
 	luajit
 
-ENV NGINX_VERSION 1.17.3
+ENV NGINX_VERSION 1.17.6
 # https://github.com/simplresty/ngx_devel_kit/releases
 ENV NGX_DEVEL_KIT_VERSION v0.3.1rc1
 # https://github.com/openresty/lua-nginx-module/releases
diff --git a/vault/Dockerfile b/vault/Dockerfile
index 2dfe737..d09be67 100644
--- a/vault/Dockerfile
+++ b/vault/Dockerfile
@@ -14,7 +14,7 @@ RUN	apk add --no-cache \
 	yarn \
 	zip
 
-ENV VAULT_VERSION v1.2.3
+ENV VAULT_VERSION v1.3.0
 
 RUN go get github.com/hashicorp/vault || true
 
diff --git a/znc/Dockerfile b/znc/Dockerfile
index 744bbe2..85da17f 100644
--- a/znc/Dockerfile
+++ b/znc/Dockerfile
@@ -22,7 +22,7 @@ RUN adduser -u 1001 -D user \
 
 ENV LANG C.UTF-8
 
-ENV ZNC_VERSION 1.7.5-rc1
+ENV ZNC_VERSION 1.7.5
 
 RUN set -x \
 	&& apk add --no-cache --virtual .build-deps \