diff --git a/.drone.yml b/.drone.yml
index cf586383..59a804ed 100644
--- a/.drone.yml
+++ b/.drone.yml
@@ -18,9 +18,9 @@ steps:
   commands:
   - uname -r; cat /etc/os-release; nproc
 
-- name: pull-fedora:34
+- name: pull-immawanderer/fedora-cpp:linux-amd64
   pull: always
-  image: fedora:34
+  image: immawanderer/fedora-cpp:linux-amd64
   depends_on: [clone]
   commands:
   - uname -r; cat /etc/os-release; nproc
@@ -163,58 +163,20 @@ trigger:
   event: [push, pull_request]
 
 steps:
-- name: deps
-  pull: if-not-exists
-  image: fedora:34
-  volumes:
-  - name: etc
-    path: /etc
-  - name: usrcache
-    path: /usr
-  commands:
-  - printf "$SHELL\n"
-  - printf "$PATH\n"
-  - dnf install -y git make {c,auto}make autoconf lld binutils gcc gcc-c++ libgcc libstdc++-{devel,static} glibc-devel openmpi-devel bison flex grpc-{cli,cpp,devel,plugins} protobuf-c-{devel,compiler} protobuf-compiler cppunit log4cpp-devel json-c-devel capnproto-{devel,libs} libpcap-devel hiredis-devel mongo-c-driver-{devel,libs} boost-{devel,atomic,chrono,date-time,system,program-options,regex,thread} libtool libtool-ltdl which pkgconf openssl-devel kernel-devel ncurses-{c++-libs,devel,libs,static}
-  - dnf clean all -y
-
-- name: build-install nDPI
-  pull: if-not-exists
-  image: fedora:34
-  volumes:
-  - name: etc
-    path: /etc
-  - name: usrcache
-    path: /usr
-  commands:
-  - export MAKEFLAGS="$MAKEFLAGS -j$(nproc)" && printf "$MAKEFLAGS\n"
-  - git clone https://github.com/ntop/nDPI.git /usr/src/nDPI
-  - cd /usr/src/nDPI
-  - git checkout 1.7
-  - ./autogen.sh
-  - ./configure
-  - make
-  - make install
-  depends_on: [deps]
-
 - name: apply-patch
-  pull: if-not-exists
-  image: fedora:34
+  pull: always
+  image: immawanderer/fedora-cpp:linux-amd64
   volumes:
-  - name: etc
-    path: /etc
   - name: usrcache
     path: /usr
   commands:
   - cd /drone/src
   - git apply src/patches/cmake-libndpi-nolibicu-cpp17-includes-protoc-grpc.patch
-  depends_on: [deps]
 
 - name: build fastnetmon
   pull: if-not-exists
-  image: fedora:34
+  image: immawanderer/fedora-cpp:linux-amd64
   volumes:
-  - name: etc
-    path: /etc
   - name: usrcache
     path: /usr
   commands:
@@ -226,12 +188,12 @@ steps:
   - cmake -DCMAKE_CXX_FLAGS="$CMAKE_CXX_FLAGS -Wall -Werror -Wextra -Wno-reorder -Wno-unused-variable -Wno-unused-parameter -Wno-sign-compare -Wno-unused-but-set-variable -Wno-format-truncation -Wno-implicit-fallthrough -Wno-type-limits -Wno-class-memaccess -Wno-stringop-truncation" .
   - make clean fastnetmon all
   when:
-    status: [success, failure]
-  depends_on: [build-install nDPI, apply-patch]
+    status: [success]
+  depends_on: [apply-patch]
 
 - name: print shared object deps
   pull: if-not-exists
-  image: fedora:34
+  image: immawanderer/fedora-cpp:linux-amd64
   volumes:
   - name: usrcache
     path: /usr
@@ -243,10 +205,8 @@ steps:
 
 - name: build fastnetmon explicit features
   pull: if-not-exists
-  image: fedora:34
+  image: immawanderer/fedora-cpp:linux-amd64
   volumes:
-  - name: etc
-    path: /etc
   - name: usrcache
     path: /usr
   commands:
@@ -263,10 +223,8 @@ steps:
 
 - name: fastnetmon subfolder build
   pull: if-not-exists
-  image: fedora:34
+  image: immawanderer/fedora-cpp:linux-amd64
   volumes:
-  - name: etc
-    path: /etc
   - name: usrcache
     path: /usr
   commands:
@@ -280,11 +238,9 @@ steps:
   - ldd fastnetmon_client
   when:
     status: [success, failure]
-  depends_on: [build fastnetmon explicit features]
+  depends_on: [build fastnetmon]
 
 volumes:
 - name: usrcache
   temp: {}
-- name: etc
-  temp: {}
 ...