diff --git a/scripts/build_linux_packages.sh b/scripts/build_linux_packages.sh
index 644804c8..66dd7958 100755
--- a/scripts/build_linux_packages.sh
+++ b/scripts/build_linux_packages.sh
@@ -42,6 +42,7 @@ sed "s#ExecStart.*#ExecStart=${BINFIX}/bin/${BINARY} --config=${PREFIX}/etc/${BI
 fpm -s dir -t ${OUTPUT} \
   --name ${BINARY} \
   --version ${VERSION} \
+  --iteration $(git rev-list --all --count) \
   --after-install scripts/after-install.sh \
   --before-remove scripts/before-remove.sh \
   --license MIT \
diff --git a/scripts/build_osx_package.sh b/scripts/build_osx_package.sh
index 17e88f13..5acc3469 100755
--- a/scripts/build_osx_package.sh
+++ b/scripts/build_osx_package.sh
@@ -36,6 +36,7 @@ cp init/launchd/com.github.davidnewhall.unifi-poller.plist package_build/Library
 fpm -s dir -t osxpkg \
   --name ${BINARY} \
   --version ${VERSION} \
+  --iteration $(git rev-list --all --count) \
   --after-install scripts/after-install-osx.sh \
   --osxpkg-identifier-prefix com.github.davidnewhall \
   --license MIT \