diff --git a/src/policy/fees.h b/src/policy/fees.h
--- a/src/policy/fees.h
+++ b/src/policy/fees.h
@@ -248,16 +248,6 @@
     CFeeRate estimateSmartFee(int confTarget, int *answerFoundAtTarget,
                               const CTxMemPool &pool);
 
-    /**
-     * Estimate priority needed to get be included in a block within confTarget
-     * blocks.
-     * DEPRECATED
-     * Returns -1 unless mempool is currently limited then returns INF_PRIORITY
-     * answerFoundAtTarget is set to confTarget
-     */
-    double estimateSmartPriority(int confTarget, int *answerFoundAtTarget,
-                                 const CTxMemPool &pool);
-
     /** Write estimation data to a file */
     void Write(CAutoFile &fileout);
 
diff --git a/src/policy/fees.cpp b/src/policy/fees.cpp
--- a/src/policy/fees.cpp
+++ b/src/policy/fees.cpp
@@ -521,25 +521,6 @@
     return CFeeRate(Amount(int64_t(median)));
 }
 
-double CBlockPolicyEstimator::estimateSmartPriority(int confTarget,
-                                                    int *answerFoundAtTarget,
-                                                    const CTxMemPool &pool) {
-    if (answerFoundAtTarget) {
-        *answerFoundAtTarget = confTarget;
-    }
-
-    // If mempool is limiting txs, no priority txs are allowed
-    Amount minPoolFee =
-        pool.GetMinFee(gArgs.GetArg("-maxmempool", DEFAULT_MAX_MEMPOOL_SIZE) *
-                       1000000)
-            .GetFeePerK();
-    if (minPoolFee > Amount(0)) {
-        return double(INF_PRIORITY.GetSatoshis());
-    }
-
-    return -1;
-}
-
 void CBlockPolicyEstimator::Write(CAutoFile &fileout) {
     fileout << nBestSeenHeight;
     feeStats.Write(fileout);