diff --git a/sources.c b/sources.c
index 30a3abe..0af3345 100644
--- a/sources.c
+++ b/sources.c
@@ -1300,27 +1300,6 @@ SRC_GetType(int index)
 
 /* ================================================== */
 
-SRC_Skew_Direction SRC_LastSkewChange(SRC_Instance inst)
-{
-  SRC_Skew_Direction result = SRC_Skew_Nochange;
-  
-  switch (SST_LastSkewChange(inst->stats)) {
-    case SST_Skew_Decrease:
-      result = SRC_Skew_Decrease;
-      break;
-    case SST_Skew_Nochange:
-      result = SRC_Skew_Nochange;
-      break;
-    case SST_Skew_Increase:
-      result = SRC_Skew_Increase;
-      break;
-  }
-
-  return result;
-}
-
-/* ================================================== */
-
 int
 SRC_Samples(SRC_Instance inst)
 {
diff --git a/sources.h b/sources.h
index c28102c..fecccc5 100644
--- a/sources.h
+++ b/sources.h
@@ -180,14 +180,6 @@ extern int SRC_ReportSourcestats(int index, RPT_SourcestatsReport *report, struc
 
 extern SRC_Type SRC_GetType(int index);
 
-typedef enum {
-  SRC_Skew_Decrease,
-  SRC_Skew_Nochange,
-  SRC_Skew_Increase
-} SRC_Skew_Direction;
-
-extern SRC_Skew_Direction SRC_LastSkewChange(SRC_Instance inst);
-
 extern int SRC_Samples(SRC_Instance inst);
 
 #endif /* GOT_SOURCES_H */
diff --git a/sourcestats.c b/sourcestats.c
index 7259bde..b32b9ac 100644
--- a/sourcestats.c
+++ b/sourcestats.c
@@ -108,9 +108,6 @@ struct SST_Stats_Record {
      about estimated_frequency */
   double skew;
 
-  /* This is the direction the skew went in at the last sample */
-  SST_Skew_Direction skew_dirn;
-
   /* This is the estimated residual variance of the data points */
   double variance;
 
@@ -216,7 +213,6 @@ SST_ResetInstance(SST_Stats inst)
   inst->min_delay_sample = 0;
   inst->estimated_frequency = 0;
   inst->skew = 2000.0e-6;
-  inst->skew_dirn = SST_Skew_Nochange;
   inst->estimated_offset = 0.0;
   inst->estimated_offset_sd = 86400.0; /* Assume it's at least within a day! */
   inst->offset_time.tv_sec = 0;
@@ -467,18 +463,6 @@ SST_DoNewRegression(SST_Stats inst)
 
     stress = fabs(old_freq - inst->estimated_frequency) / old_skew;
 
-    if (best_start > 0) {
-      /* If we are throwing old data away, retain the current
-         assumptions about the skew */
-      inst->skew_dirn = SST_Skew_Nochange;
-    } else {
-      if (inst->skew < old_skew) {
-        inst->skew_dirn = SST_Skew_Decrease;
-      } else {
-        inst->skew_dirn = SST_Skew_Increase;
-      }
-    }
-
     if (logfileid != -1) {
       LOG_FileWrite(logfileid, "%s %-15s %10.3e %10.3e %10.3e %10.3e %10.3e %7.1e %3d %3d %3d",
               UTI_TimeToLogForm(inst->offset_time.tv_sec),
@@ -851,14 +835,6 @@ SST_DoSourceReport(SST_Stats inst, RPT_SourceReport *report, struct timeval *now
   }
 }
 
-
-/* ================================================== */
-
-SST_Skew_Direction SST_LastSkewChange(SST_Stats inst)
-{
-  return inst->skew_dirn;
-}
-
 /* ================================================== */
 
 int
diff --git a/sourcestats.h b/sourcestats.h
index 33005c9..f40ca31 100644
--- a/sourcestats.h
+++ b/sourcestats.h
@@ -135,14 +135,6 @@ extern void SST_DoSourceReport(SST_Stats inst, RPT_SourceReport *report, struct
 
 extern void SST_DoSourcestatsReport(SST_Stats inst, RPT_SourcestatsReport *report, struct timeval *now);
 
-typedef enum {
-  SST_Skew_Decrease,
-  SST_Skew_Nochange,
-  SST_Skew_Increase
-} SST_Skew_Direction;
-
-extern SST_Skew_Direction SST_LastSkewChange(SST_Stats inst);
-
 extern int SST_Samples(SST_Stats inst);
 
 #endif /* GOT_SOURCESTATS_H */