diff --git a/etc/grml/fai/config/package_config/DEBIAN_TESTING b/etc/grml/fai/config/package_config/DEBIAN_TESTING
index c52a951b..8c0b51fa 100644
--- a/etc/grml/fai/config/package_config/DEBIAN_TESTING
+++ b/etc/grml/fai/config/package_config/DEBIAN_TESTING
@@ -8,3 +8,7 @@ PACKAGES install
 # https://bugs.debian.org/1051421 and
 # https://github.com/grml/grml-live/issues/138
 dhcpcd-base
+
+# Required for ping to work in trixie and newer.
+# https://github.com/grml/grml-live/issues/160
+linux-sysctl-defaults
diff --git a/etc/grml/fai/config/package_config/DEBIAN_TRIXIE b/etc/grml/fai/config/package_config/DEBIAN_TRIXIE
index c52a951b..8c0b51fa 100644
--- a/etc/grml/fai/config/package_config/DEBIAN_TRIXIE
+++ b/etc/grml/fai/config/package_config/DEBIAN_TRIXIE
@@ -8,3 +8,7 @@ PACKAGES install
 # https://bugs.debian.org/1051421 and
 # https://github.com/grml/grml-live/issues/138
 dhcpcd-base
+
+# Required for ping to work in trixie and newer.
+# https://github.com/grml/grml-live/issues/160
+linux-sysctl-defaults
diff --git a/etc/grml/fai/config/package_config/DEBIAN_UNSTABLE b/etc/grml/fai/config/package_config/DEBIAN_UNSTABLE
index c52a951b..8c0b51fa 100644
--- a/etc/grml/fai/config/package_config/DEBIAN_UNSTABLE
+++ b/etc/grml/fai/config/package_config/DEBIAN_UNSTABLE
@@ -8,3 +8,7 @@ PACKAGES install
 # https://bugs.debian.org/1051421 and
 # https://github.com/grml/grml-live/issues/138
 dhcpcd-base
+
+# Required for ping to work in trixie and newer.
+# https://github.com/grml/grml-live/issues/160
+linux-sysctl-defaults