diff --git a/builder/Dockerfile.debian-11 b/builder/Dockerfile.debian-11
index ba4d1bd..1845673 100644
--- a/builder/Dockerfile.debian-11
+++ b/builder/Dockerfile.debian-11
@@ -6,15 +6,17 @@ RUN set -x \
   && export DEBIAN_FRONTEND=noninteractive \
   && echo 'deb-src http://deb.debian.org/debian bullseye main' >> /etc/apt/sources.list \
   && apt-get update \
-  && apt-get install -y gcc libcurl4-openssl-dev libicu-dev \
-     libopenblas-base libpcre2-dev make python3-pip ruby ruby-dev wget \
+  && apt-get install -y curl gcc libcurl4-openssl-dev libicu-dev \
+     libopenblas-base libpcre2-dev make python3-pip wget \
   && apt-get build-dep -y r-base
 
 RUN pip3 install awscli
 
 RUN chmod 0777 /opt
 
-RUN gem install fpm
+RUN curl -LO https://github.com/goreleaser/nfpm/releases/download/v2.18.1/nfpm_amd64.deb && \
+    apt install -y ./nfpm_amd64.deb && \
+    rm nfpm_amd64.deb
 
 # Override the default pager used by R
 ENV PAGER /usr/bin/pager
diff --git a/builder/Dockerfile.rhel-9 b/builder/Dockerfile.rhel-9
index 9d7f37f..e57eb31 100644
--- a/builder/Dockerfile.rhel-9
+++ b/builder/Dockerfile.rhel-9
@@ -32,8 +32,6 @@ RUN dnf -y upgrade \
     pcre2-devel \
     readline-devel \
     rpm-build \
-    ruby \
-    ruby-devel \
     tcl-devel \
     tex \
     texinfo-tex \
@@ -53,7 +51,9 @@ RUN curl "https://awscli.amazonaws.com/awscli-exe-linux-x86_64.zip" -o "awscliv2
     ./aws/install && \
     rm -rf aws awscliv2.zip
 
-RUN gem install fpm
+RUN curl -LO https://github.com/goreleaser/nfpm/releases/download/v2.18.1/nfpm_amd64.rpm && \
+    dnf install -y nfpm_amd64.rpm && \
+    rm nfpm_amd64.rpm
 
 RUN chmod 0777 /opt
 
diff --git a/builder/Dockerfile.ubuntu-2204 b/builder/Dockerfile.ubuntu-2204
index 4416aec..5d28093 100644
--- a/builder/Dockerfile.ubuntu-2204
+++ b/builder/Dockerfile.ubuntu-2204
@@ -6,12 +6,14 @@ RUN set -x \
   && sed -i "s|# deb-src|deb-src|g" /etc/apt/sources.list \
   && export DEBIAN_FRONTEND=noninteractive \
   && apt-get update \
-  && apt-get install -y libcurl4-openssl-dev libicu-dev libopenblas-base libpcre2-dev wget python3-pip ruby ruby-dev \
+  && apt-get install -y curl libcurl4-openssl-dev libicu-dev libopenblas-base libpcre2-dev wget python3-pip \
   && apt-get build-dep -y r-base
 
 RUN pip3 install awscli
 
-RUN gem install fpm
+RUN curl -LO https://github.com/goreleaser/nfpm/releases/download/v2.18.1/nfpm_amd64.deb && \
+    apt install -y ./nfpm_amd64.deb && \
+    rm nfpm_amd64.deb
 
 RUN chmod 0777 /opt
 
diff --git a/builder/package.debian-11 b/builder/package.debian-11
index 27f1d0f..b897a5a 100644
--- a/builder/package.debian-11
+++ b/builder/package.debian-11
@@ -1,59 +1,69 @@
 #!/bin/bash
 
-if [[ ! -d /tmp/output/debian-11 ]]; then
-  mkdir -p /tmp/output/debian-11
+if [[ ! -d /tmp/output/${OS_IDENTIFIER} ]]; then
+  mkdir -p "/tmp/output/${OS_IDENTIFIER}"
 fi
 
 # R 3.x requires PCRE1. On Debian 11, R 3.x also requires PCRE2 for Pango support.
-pcre_lib_flags='-d libpcre2-dev'
+pcre_libs='- libpcre2-dev'
 if [[ "${R_VERSION}" =~ ^3 ]]; then
-  pcre_lib_flags='-d libpcre2-dev -d libpcre3-dev'
+  pcre_libs='- libpcre2-dev
+- libpcre3-dev'
 fi
 
-fpm \
-  -s dir \
-  -t deb \
-  -v 1 \
-  -n R-${R_VERSION} \
-  --vendor "RStudio, PBC" \
-  --deb-priority "optional" \
-  --deb-field 'Bugs: https://github.com/rstudio/r-builds/issues' \
-  --url "http://www.r-project.org/" \
-  --description "GNU R statistical computation and graphics system" \
-  --maintainer "RStudio, PBC https://github.com/rstudio/r-builds" \
-  --license "GPL-2" \
-  -p /tmp/output/debian-11/ \
-  -d ca-certificates \
-  -d g++ \
-  -d gcc \
-  -d gfortran \
-  -d libbz2-dev \
-  -d libc6 \
-  -d libcairo2 \
-  -d libcurl4-openssl-dev \
-  -d libglib2.0-0 \
-  -d libgomp1 \
-  -d libicu-dev \
-  -d liblzma-dev \
-  -d libopenblas-dev \
-  -d libpango-1.0-0 \
-  -d libpangocairo-1.0-0 \
-  -d libpaper-utils \
-  ${pcre_lib_flags} \
-  -d libpng16-16 \
-  -d libreadline8 \
-  -d libtcl8.6 \
-  -d libtiff5 \
-  -d libtk8.6 \
-  -d libx11-6 \
-  -d libxt6 \
-  -d make \
-  -d ucf \
-  -d unzip \
-  -d zip \
-  -d zlib1g-dev \
-  /opt/R/${R_VERSION}
+cat <<EOF > /tmp/nfpm.yml
+name: r-${R_VERSION}
+version: 1
+version_schema: none
+section: gnu-r
+priority: optional
+maintainer: RStudio, PBC <https://github.com/rstudio/r-builds>
+description: |
+  GNU R statistical computation and graphics system
+vendor: RStudio, PBC
+homepage: https://www.r-project.org
+license: GPL-2
+deb:
+  fields:
+    Bugs: https://github.com/rstudio/r-builds/issues
+depends:
+- ca-certificates
+- g++
+- gcc
+- gfortran
+- libbz2-dev
+- libc6
+- libcairo2
+- libcurl4-openssl-dev
+- libglib2.0-0
+- libgomp1
+- libicu-dev
+- liblzma-dev
+- libopenblas-dev
+- libpango-1.0-0
+- libpangocairo-1.0-0
+- libpaper-utils
+${pcre_libs}
+- libpng16-16
+- libreadline8
+- libtcl8.6
+- libtiff5
+- libtk8.6
+- libx11-6
+- libxt6
+- make
+- ucf
+- unzip
+- zip
+- zlib1g-dev
+contents:
+- src: /opt/R/${R_VERSION}
+  dst: /opt/R/${R_VERSION}
+EOF
 
-shopt -s extglob
-export PKG_FILE=$(ls /tmp/output/debian-11/[rR]-${R_VERSION}*.@(deb|rpm) | head -1)
+nfpm package \
+  -f /tmp/nfpm.yml \
+  -p deb \
+  -t "/tmp/output/${OS_IDENTIFIER}"
 
+export PKG_FILE=$(ls /tmp/output/${OS_IDENTIFIER}/r-${R_VERSION}*.deb | head -1)
diff --git a/builder/package.rhel-9 b/builder/package.rhel-9
index 9338288..064bacf 100644
--- a/builder/package.rhel-9
+++ b/builder/package.rhel-9
@@ -1,5 +1,7 @@
-if [[ ! -d /tmp/output/rhel-9 ]]; then
-  mkdir -p /tmp/output/rhel-9
+#!/bin/bash
+
+if [[ ! -d /tmp/output/${OS_IDENTIFIER} ]]; then
+  mkdir -p "/tmp/output/${OS_IDENTIFIER}"
 fi
 
 # R 3.x requires PCRE1
@@ -37,40 +39,50 @@ if [ -d /opt/R/${R_VERSION} ]; then
 fi
 EOF
 
-fpm \
-  -s dir \
-  -t rpm \
-  -v 1 \
-  -n "R-${R_VERSION}" \
-  --vendor "RStudio, PBC" \
-  --url "https://www.r-project.org" \
-  --description "GNU R statistical computation and graphics system" \
-  --maintainer "RStudio, PBC <https://github.com/rstudio/r-builds>" \
-  --license "GPLv2+" \
-  --after-install /post-install.sh \
-  --after-remove /after-remove.sh \
-  -p /tmp/output/rhel-9/ \
-  -d bzip2-devel \
-  -d gcc \
-  -d gcc-c++ \
-  -d gcc-gfortran \
-  -d libcurl-devel \
-  -d libicu-devel \
-  -d libSM \
-  -d libtiff \
-  -d libXmu \
-  -d libXt \
-  -d make \
-  -d openblas-devel \
-  -d pango \
-  -d ${pcre_lib} \
-  -d tcl \
-  -d tk \
-  -d unzip \
-  -d which \
-  -d xz-devel \
-  -d zip \
-  -d zlib-devel \
-  "/opt/R/${R_VERSION}"
+cat <<EOF > /tmp/nfpm.yml
+name: R-${R_VERSION}
+version: 1
+version_schema: none
+release: 1
+maintainer: RStudio, PBC <https://github.com/rstudio/r-builds>
+description: |
+  GNU R statistical computation and graphics system
+vendor: RStudio, PBC
+homepage: https://www.r-project.org
+license: GPLv2+
+depends:
+- bzip2-devel
+- gcc
+- gcc-c++
+- gcc-gfortran
+- libcurl-devel
+- libicu-devel
+- libSM
+- libtiff
+- libXmu
+- libXt
+- make
+- openblas-devel
+- pango
+- ${pcre_lib}
+- tcl
+- tk
+- unzip
+- which
+- xz-devel
+- zip
+- zlib-devel
+contents:
+- src: /opt/R/${R_VERSION}
+  dst: /opt/R/${R_VERSION}
+scripts:
+  postinstall: /post-install.sh
+  postremove: /after-remove.sh
+EOF
 
-export PKG_FILE=$(ls /tmp/output/rhel-9/R-${R_VERSION}*.rpm | head -1)
+nfpm package \
+  -f /tmp/nfpm.yml \
+  -p rpm \
+  -t "/tmp/output/${OS_IDENTIFIER}"
+
+export PKG_FILE=$(ls /tmp/output/${OS_IDENTIFIER}/R-${R_VERSION}*.rpm | head -1)
diff --git a/builder/package.ubuntu-2204 b/builder/package.ubuntu-2204
index b7df72d..175065c 100644
--- a/builder/package.ubuntu-2204
+++ b/builder/package.ubuntu-2204
@@ -1,58 +1,69 @@
 #!/bin/bash
 
-if [[ ! -d /tmp/output/ubuntu-2204 ]]; then
-  mkdir -p /tmp/output/ubuntu-2204
+if [[ ! -d /tmp/output/${OS_IDENTIFIER} ]]; then
+  mkdir -p "/tmp/output/${OS_IDENTIFIER}"
 fi
 
 # R 3.x requires PCRE1. On Ubuntu 22, R 3.x also requires PCRE2 for Pango support.
-pcre_lib_flags='-d libpcre2-dev'
+pcre_libs='- libpcre2-dev'
 if [[ "${R_VERSION}" =~ ^3 ]]; then
-  pcre_lib_flags='-d libpcre2-dev -d libpcre3-dev'
+  pcre_libs='- libpcre2-dev
+- libpcre3-dev'
 fi
 
-fpm \
-  -s dir \
-  -t deb \
-  -v 1 \
-  -n R-${R_VERSION} \
-  --vendor "RStudio, PBC" \
-  --deb-priority "optional" \
-  --deb-field 'Bugs: https://github.com/rstudio/r-builds/issues' \
-  --url "http://www.r-project.org/" \
-  --description "GNU R statistical computation and graphics system" \
-  --maintainer "RStudio, PBC https://github.com/rstudio/r-builds" \
-  --license "GPL-2" \
-  -p /tmp/output/ubuntu-2204/ \
-  -d g++ \
-  -d gcc \
-  -d gfortran \
-  -d libbz2-dev \
-  -d libc6 \
-  -d libcairo2 \
-  -d libcurl4 \
-  -d libglib2.0-0 \
-  -d libgomp1 \
-  -d libicu-dev \
-  -d libjpeg8 \
-  -d liblzma-dev \
-  -d libopenblas-dev \
-  -d libpango-1.0-0 \
-  -d libpangocairo-1.0-0 \
-  -d libpaper-utils \
-  ${pcre_lib_flags} \
-  -d libpng16-16 \
-  -d libreadline8 \
-  -d libtcl8.6 \
-  -d libtiff5 \
-  -d libtk8.6 \
-  -d libx11-6 \
-  -d libxt6 \
-  -d make \
-  -d ucf \
-  -d unzip \
-  -d zip \
-  -d zlib1g-dev \
-  /opt/R/${R_VERSION}
+cat <<EOF > /tmp/nfpm.yml
+name: r-${R_VERSION}
+version: 1
+version_schema: none
+section: universe/math
+priority: optional
+maintainer: RStudio, PBC <https://github.com/rstudio/r-builds>
+description: |
+  GNU R statistical computation and graphics system
+vendor: RStudio, PBC
+homepage: https://www.r-project.org
+license: GPL-2
+deb:
+  fields:
+    Bugs: https://github.com/rstudio/r-builds/issues
+depends:
+- g++
+- gcc
+- gfortran
+- libbz2-dev
+- libc6
+- libcairo2
+- libcurl4
+- libglib2.0-0
+- libgomp1
+- libicu-dev
+- libjpeg8
+- liblzma-dev
+- libopenblas-dev
+- libpango-1.0-0
+- libpangocairo-1.0-0
+- libpaper-utils
+${pcre_libs}
+- libpng16-16
+- libreadline8
+- libtcl8.6
+- libtiff5
+- libtk8.6
+- libx11-6
+- libxt6
+- make
+- ucf
+- unzip
+- zip
+- zlib1g-dev
+contents:
+- src: /opt/R/${R_VERSION}
+  dst: /opt/R/${R_VERSION}
+EOF
 
-shopt -s extglob
-export PKG_FILE=$(ls /tmp/output/ubuntu-2204/[rR]-${R_VERSION}*.@(deb|rpm) | head -1)
+nfpm package \
+  -f /tmp/nfpm.yml \
+  -p deb \
+  -t "/tmp/output/${OS_IDENTIFIER}"
+
+export PKG_FILE=$(ls /tmp/output/${OS_IDENTIFIER}/r-${R_VERSION}*.deb | head -1)