diff --git a/os/rt/src/chvt.c b/os/rt/src/chvt.c
index ef66a14fa..488152a1f 100644
--- a/os/rt/src/chvt.c
+++ b/os/rt/src/chvt.c
@@ -61,39 +61,6 @@ static inline bool is_timer(ch_delta_list_t *dlhp, ch_delta_list_t *dlp) {
 
   return (bool)(dlp != dlhp);
 }
-
-#if 0
-/**
- * @brief   Delta list compression.
- *
- * @param[in] vtlp      pointer to the delta list to be compressed
- * @param[in] deltanow  interval to be compacted starting from "lasttime"
- *
- * @notapi
- */
-static void vt_list_compress(virtual_timers_list_t *vtlp,
-                             sysinterval_t deltanow) {
-  ch_delta_list_t *dlp = vtlp->dlist.next;
-
-  vtlp->lasttime = chTimeAddX(vtlp->lasttime, deltanow);
-
-  /* The loop is bounded because the delta list header has the delta field
-     set to (sysinterval_t)-1 which is larger than all deltas.*/
-  while (dlp->delta < deltanow) {
-    deltanow  -= dlp->delta;
-    dlp->delta = (sysinterval_t)0;
-    dlp        = dlp->next;
-  }
-
-  /* Adjusting next timer in the list, if any.*/
-  if (is_timer(&vtlp->dlist, dlp)) {
-
-    chDbgAssert(deltanow <= dlp->delta, "invalid delta");
-
-    dlp->delta -= deltanow;
-  }
-}
-#endif
 #endif
 
 /**
@@ -146,7 +113,6 @@ static void vt_enqueue(virtual_timers_list_t *vtlp,
        delta is shortened to make it fit the numeric range, the timer
        will be triggered "deltanow" cycles earlier.*/
     if (delta < deltanow) {
-//      vt_list_compress(vtlp, deltanow);
       delta = delay;
     }