diff --git a/debian/changelog b/debian/changelog
index bf37a2374..43cb02198 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -35,6 +35,7 @@ linux (4.1.3-1) UNRELEASED; urgency=medium
   * security: Apply and enable GRKERNSEC_PERF_HARDEN feature from Grsecurity,
     disabling use of perf_event_open() by unprivileged users by default
     (sysctl: kernel.perf_event_paranoid)
+  * Set ABI to 1
 
   [ Ian Campbell ]
   * [armhf] Set CONFIG_ARM_TEGRA_CPUFREQ as builtin.
diff --git a/debian/config/defines b/debian/config/defines
index c0a09318d..9adc1c52b 100644
--- a/debian/config/defines
+++ b/debian/config/defines
@@ -1,5 +1,5 @@
 [abi]
-abiname: trunk
+abiname: 1
 
 [base]
 arches: