diff --git a/src/main/java/com/alibaba/druid/filter/stat/StatFilter.java b/src/main/java/com/alibaba/druid/filter/stat/StatFilter.java
index bf73620f69..a90d94e82c 100644
--- a/src/main/java/com/alibaba/druid/filter/stat/StatFilter.java
+++ b/src/main/java/com/alibaba/druid/filter/stat/StatFilter.java
@@ -774,7 +774,7 @@ public class StatFilter extends FilterEventAdapter implements StatFilterMBean {
         long nanos = System.nanoTime() - conn.getConnectedTimeNano();
         
         long millis = nanos / (1000L * 1000L);
-        dataSourceStat.getConnectionHoldHistogram().recode(millis);
+        dataSourceStat.getConnectionHoldHistogram().record(millis);
     }
 
     public DruidPooledConnection dataSource_getConnection(FilterChain chain, DruidDataSource dataSource,
diff --git a/src/main/java/com/alibaba/druid/pool/DruidPooledConnection.java b/src/main/java/com/alibaba/druid/pool/DruidPooledConnection.java
index 4532eaab5a..4be7913bc3 100644
--- a/src/main/java/com/alibaba/druid/pool/DruidPooledConnection.java
+++ b/src/main/java/com/alibaba/druid/pool/DruidPooledConnection.java
@@ -723,7 +723,7 @@ public class DruidPooledConnection implements javax.sql.PooledConnection, Connec
             transactionInfo.setEndTimeMillis();
 
             long transactionMillis = transactionInfo.getEndTimeMillis() - transactionInfo.getStartTimeMillis();
-            dataSource.getTransactionHistogram().recode(transactionMillis);
+            dataSource.getTransactionHistogram().record(transactionMillis);
 
             dataSource.logTransaction(transactionInfo);
 
diff --git a/src/main/java/com/alibaba/druid/stat/JdbcConnectionStat.java b/src/main/java/com/alibaba/druid/stat/JdbcConnectionStat.java
index a1e5e8b234..901c49a4b0 100644
--- a/src/main/java/com/alibaba/druid/stat/JdbcConnectionStat.java
+++ b/src/main/java/com/alibaba/druid/stat/JdbcConnectionStat.java
@@ -227,7 +227,7 @@ public class JdbcConnectionStat implements JdbcConnectionStatMBean {
         }
 
         long aliveMillis = aliveNano / (1000 * 1000);
-        histogram.recode(aliveMillis);
+        histogram.record(aliveMillis);
     }
 
     public Throwable getErrorLast() {
diff --git a/src/main/java/com/alibaba/druid/stat/JdbcSqlStat.java b/src/main/java/com/alibaba/druid/stat/JdbcSqlStat.java
index a1deee5f67..34bb6b145e 100644
--- a/src/main/java/com/alibaba/druid/stat/JdbcSqlStat.java
+++ b/src/main/java/com/alibaba/druid/stat/JdbcSqlStat.java
@@ -234,8 +234,8 @@ public final class JdbcSqlStat implements JdbcSqlStatMBean {
             this.updateCount.addAndGet(delta);
         }
         
-        this.updateCountHistogram.recode(delta);
-        this.fetchRowCountHistogram.recode(0);
+        this.updateCountHistogram.record(delta);
+        this.fetchRowCountHistogram.record(0);
         
     }
 
@@ -287,7 +287,7 @@ public final class JdbcSqlStat implements JdbcSqlStatMBean {
 
     public void addFetchRowCount(long delta) {
         this.fetchRowCount.addAndGet(delta);
-        this.fetchRowCountHistogram.recode(delta);
+        this.fetchRowCountHistogram.record(delta);
         
     }
 
@@ -348,7 +348,7 @@ public final class JdbcSqlStat implements JdbcSqlStatMBean {
     
     public void addExecuteTime(StatementExecuteType executeType, long nanoSpan) {
     	if (StatementExecuteType.ExecuteQuery != executeType) {
-    		executeAndResultHoldTimeHistogram.recode((nanoSpan)/1000/1000);
+    		executeAndResultHoldTimeHistogram.record((nanoSpan)/1000/1000);
     	}
     	addExecuteTime(nanoSpan);
     }
@@ -373,7 +373,7 @@ public final class JdbcSqlStat implements JdbcSqlStatMBean {
         }
 
         long millis = nanoSpan / (1000 * 1000);
-        histogram.recode(millis);
+        histogram.record(millis);
     }
 
     public long getExecuteMillisTotal() {
@@ -640,7 +640,7 @@ public final class JdbcSqlStat implements JdbcSqlStatMBean {
     public void addResultSetHoldTimeNano(long statementExecuteNano, long resultHoldTimeNano) {
     	resultSetHoldTimeNano.addAndGet(resultHoldTimeNano);    	
     	executeAndResultSetHoldTime.addAndGet(statementExecuteNano+resultHoldTimeNano);
-    	executeAndResultHoldTimeHistogram.recode((statementExecuteNano+resultHoldTimeNano)/1000/1000);
-    	updateCountHistogram.recode(0);
+    	executeAndResultHoldTimeHistogram.record((statementExecuteNano+resultHoldTimeNano)/1000/1000);
+    	updateCountHistogram.record(0);
     }
 }
diff --git a/src/main/java/com/alibaba/druid/stat/JdbcStatementStat.java b/src/main/java/com/alibaba/druid/stat/JdbcStatementStat.java
index 29042e0d19..9b4c7fd84d 100644
--- a/src/main/java/com/alibaba/druid/stat/JdbcStatementStat.java
+++ b/src/main/java/com/alibaba/druid/stat/JdbcStatementStat.java
@@ -79,7 +79,7 @@ public class JdbcStatementStat implements JdbcStatementStatMBean {
         nanoTotal.addAndGet(nanoSpan);
 
         long millis = nanoSpan / (1000 * 1000);
-        histogram.recode(millis);
+        histogram.record(millis);
     }
 
     public void beforeExecute() {
diff --git a/src/main/java/com/alibaba/druid/util/Histogram.java b/src/main/java/com/alibaba/druid/util/Histogram.java
index a52edd53fa..ed8fa0b57e 100644
--- a/src/main/java/com/alibaba/druid/util/Histogram.java
+++ b/src/main/java/com/alibaba/druid/util/Histogram.java
@@ -49,7 +49,7 @@ public class Histogram {
         }
     }
 
-    public void recode(long millis) {
+    public void record(long millis) {
         int index = rangeCounters.length - 1;
         for (int i = 0; i < ranges.length; ++i) {
             if (millis < ranges[i]) {