diff --git a/.rubocop.yml b/.rubocop.yml
index af93612..8ab3bdc 100644
--- a/.rubocop.yml
+++ b/.rubocop.yml
@@ -37,10 +37,12 @@ Metrics/AbcSize:
 
 # rspec
 RSpec/MultipleMemoizedHelpers:
-  Max: 10
+  Max: 11
 RSpec/MultipleExpectations:
   Enabled: false
 RSpec/ExampleLength:
   Enabled: false
 RSpec/MessageSpies:
   EnforcedStyle: receive
+RSpec/NestedGroups:
+  Max: 4
diff --git a/Gemfile.lock b/Gemfile.lock
index 4843a96..7d3932f 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -1,7 +1,7 @@
 PATH
   remote: .
   specs:
-    ood_packaging (0.13.1)
+    ood_packaging (0.13.2)
       rake (~> 13.0.1)
 
 GEM
diff --git a/lib/ood_packaging/build.rb b/lib/ood_packaging/build.rb
index 7a9fd77..e5a5981 100644
--- a/lib/ood_packaging/build.rb
+++ b/lib/ood_packaging/build.rb
@@ -275,6 +275,7 @@ def install_rpm_dependencies!
 
   def install_deb_dependencies!
     sh "sudo apt update -y#{cmd_suffix}"
+    extra_depends = config.fetch(:extra_depends, nil)
     tool = [
       'DEBIAN_FRONTEND=noninteractive apt-cudf-get --solver aspcud',
       '-o APT::Get::Assume-Yes=1 -o APT::Get::Allow-Downgrades=1',
@@ -289,6 +290,7 @@ def install_deb_dependencies!
       "#{package}-build-deps*.changes"
     ]
     Dir.chdir(deb_work_dir) do
+      sh "sed -i 's|@EXTRA_DEPENDS@|#{extra_depends}|g' debian/control#{cmd_suffix}" unless extra_depends.nil?
       sh "#{cmd.join(' ')}#{cmd_suffix}"
       sh "rm -f #{cleanup.join(' ')}#{cmd_suffix}"
     end
diff --git a/lib/ood_packaging/version.rb b/lib/ood_packaging/version.rb
index 1adcb8d..dfa919b 100644
--- a/lib/ood_packaging/version.rb
+++ b/lib/ood_packaging/version.rb
@@ -2,7 +2,7 @@
 
 # Version code for OodPackaging
 module OodPackaging
-  VERSION = '0.13.1'
+  VERSION = '0.13.2'
   PACKAGE_VERSION = {
     'ondemand-release'        => {
       '(ubuntu|debian)' => '3.1.0',
diff --git a/spec/ood_packaging/build_spec.rb b/spec/ood_packaging/build_spec.rb
index 17f4dd4..6779266 100644
--- a/spec/ood_packaging/build_spec.rb
+++ b/spec/ood_packaging/build_spec.rb
@@ -146,27 +146,48 @@
     context 'when doing deb builds' do
       let(:dist) { 'ubuntu-20.04' }
       let(:version) { 'v0.0.1' }
-
-      it 'installs DEB dependencies using apt' do
+      let(:cleanup) do
+        [
+          'ondemand-build-deps*.buildinfo',
+          'ondemand-build-deps*.changes'
+        ]
+      end
+      let(:expected_cmd) do
         tool = [
           'DEBIAN_FRONTEND=noninteractive apt-cudf-get --solver aspcud',
           '-o APT::Get::Assume-Yes=1 -o APT::Get::Allow-Downgrades=1',
           '-o Debug::pkgProblemResolver=0 -o APT::Install-Recommends=0'
         ]
-        expected_cmd = [
+        [
           'mk-build-deps', '--install', '--remove', '--root-cmd sudo',
           "--tool='#{tool.join(' ')}'",
           '2>/dev/null 1>/dev/null'
         ]
-        cleanup = [
-          'ondemand-build-deps*.buildinfo',
-          'ondemand-build-deps*.changes'
-        ]
+      end
+
+      it 'installs DEB dependencies using apt' do
         expect(build).to receive(:sh).with('sudo apt update -y 2>/dev/null 1>/dev/null')
+        expect(build).not_to receive(:sh).with(/^sed.+/)
         expect(build).to receive(:sh).with(expected_cmd.join(' '))
         expect(build).to receive(:sh).with("rm -f #{cleanup.join(' ')} 2>/dev/null 1>/dev/null")
         build.install_dependencies!
       end
+
+      context 'when extra_depends is defined' do
+        let(:dist) { 'debian-12' }
+
+        before do
+          allow(build).to receive(:packaging_config).and_return({ 'debian-12' => { 'extra_depends' => 'npm' } })
+        end
+
+        it 'updates debian/control' do
+          expect(build).to receive(:sh).with('sudo apt update -y 2>/dev/null 1>/dev/null')
+          expect(build).to receive(:sh).with("sed -i 's|@EXTRA_DEPENDS@|npm|g' debian/control 2>/dev/null 1>/dev/null")
+          expect(build).to receive(:sh).with(expected_cmd.join(' '))
+          expect(build).to receive(:sh).with("rm -f #{cleanup.join(' ')} 2>/dev/null 1>/dev/null")
+          build.install_dependencies!
+        end
+      end
     end
   end