diff --git a/src/oom/oomd-manager.h b/src/oom/oomd-manager.h
index d5407003d3..e08ad74701 100644
--- a/src/oom/oomd-manager.h
+++ b/src/oom/oomd-manager.h
@@ -11,9 +11,6 @@
 /* Pressure counters are lagging (~2 seconds) compared to swap so polling too frequently just wastes CPU */
 #define MEM_PRESSURE_INTERVAL_USEC (1 * USEC_PER_SEC)
 
-/* Used to weight the averages */
-#define AVERAGE_SIZE_DECAY 4
-
 /* Take action if 10s of memory pressure > 60 for more than 30s. We use the "full" value from PSI so this is the
  * percentage of time all tasks were delayed (i.e. unproductive).
  * Generally 60 or higher might be acceptable for something like system.slice with no memory.high set; processes in
diff --git a/src/oom/oomd-util.h b/src/oom/oomd-util.h
index 7f14df972a..a8fa090755 100644
--- a/src/oom/oomd-util.h
+++ b/src/oom/oomd-util.h
@@ -34,7 +34,6 @@ struct OomdCGroupContext {
 
         /* These are only used for acting on high memory pressure. */
         loadavg_t mem_pressure_limit;
-        usec_t mem_pressure_duration_usec;
         usec_t mem_pressure_limit_hit_start;
         usec_t last_had_mem_reclaim;
 };