diff --git a/scm-packaging/unix/build.gradle b/scm-packaging/unix/build.gradle
index 4f6a178b0c..89b6031156 100644
--- a/scm-packaging/unix/build.gradle
+++ b/scm-packaging/unix/build.gradle
@@ -25,12 +25,14 @@ import org.gradle.util.VersionNumber
 
 plugins {
   id 'org.scm-manager.packaging'
+  id 'signing'
 }
 
 configurations {
   server
   webapp
   jsvc
+  unixPkg
   packageYaml {
     canBeConsumed = true
   }
@@ -90,10 +92,18 @@ task distribution(type: PackageYaml)  {
   type = 'unix'
   artifact = file("build/libs/unix-${project.version}-app.tar.gz")
   dependsOn unix
+  if (project.hasProperty("signing.secretKeyRingFile")) {
+    dependsOn "signUnixPkg"
+  }
 }
 
 artifacts {
+  unixPkg unix
   packageYaml(file('build/libs/package.yml')) {
     builtBy distribution
   }
 }
+
+signing {
+  sign configurations.unixPkg
+}
diff --git a/scm-packaging/windows/build.gradle b/scm-packaging/windows/build.gradle
index bdf240878b..25b965bdf7 100644
--- a/scm-packaging/windows/build.gradle
+++ b/scm-packaging/windows/build.gradle
@@ -26,11 +26,13 @@ import org.gradle.util.VersionNumber
 plugins {
   id "de.undercouch.download" version "4.1.1"
   id 'org.scm-manager.packaging'
+  id 'signing'
 }
 
 configurations {
   server
   webapp
+  windowsPkg
   packageYaml {
     canBeConsumed = true
   }
@@ -94,10 +96,18 @@ task distribution(type: PackageYaml)  {
   type = 'windows'
   artifact = file("build/libs/windows-${project.version}-app.zip")
   dependsOn windows
+  if (project.hasProperty("signing.secretKeyRingFile")) {
+    dependsOn "signWindowsPkg"
+  }
 }
 
 artifacts {
+  windowsPkg windows
   packageYaml(file('build/libs/package.yml')) {
     builtBy distribution
   }
 }
+
+signing {
+  sign configurations.windowsPkg
+}