diff --git a/src/main/java/com/rusefi/can/analysis/ByteRateOfChangeReports.java b/src/main/java/com/rusefi/can/analysis/ByteRateOfChangeReports.java
index b527425..b8c4a7d 100644
--- a/src/main/java/com/rusefi/can/analysis/ByteRateOfChangeReports.java
+++ b/src/main/java/com/rusefi/can/analysis/ByteRateOfChangeReports.java
@@ -11,14 +11,14 @@ public class ByteRateOfChangeReports {
     /**
      * sweet baby O(n^2)
      */
-    public static void compareEachReportAgainstAllOthers(String reportDestinationFolder, List<ByteRateOfChange.TraceReport> reports, CanContext context) throws FileNotFoundException {
+    public static void compareEachReportAgainstAllOthers(String reportDestinationFolder, List<ByteRateOfChange.TraceReport> reports, CanMetaDataContext context) throws FileNotFoundException {
         for (int i = 0; i < reports.size(); i++) {
             for (int j = i + 1; j < reports.size(); j++)
                 compareTwoReports(reportDestinationFolder, reports.get(i), reports.get(j), context);
         }
     }
 
-    private static void compareTwoReports(String reportDestinationFolder, ByteRateOfChange.TraceReport traceReport1, ByteRateOfChange.TraceReport traceReport2, CanContext context) throws FileNotFoundException {
+    private static void compareTwoReports(String reportDestinationFolder, ByteRateOfChange.TraceReport traceReport1, ByteRateOfChange.TraceReport traceReport2, CanMetaDataContext context) throws FileNotFoundException {
         Set<ByteRateOfChange.ByteId> allKeys = new TreeSet<>();
         allKeys.addAll(traceReport1.getStatistics().keySet());
         allKeys.addAll(traceReport2.getStatistics().keySet());
@@ -92,7 +92,7 @@ public class ByteRateOfChangeReports {
     public static void scanInputFolder(String inputFolderName, String fileNameSuffix) throws IOException {
         String reportDestinationFolder = createOutputFolder(inputFolderName);
 
-        CanContext context = CanContext.read(inputFolderName);
+        CanMetaDataContext context = CanMetaDataContext.read(inputFolderName);
 
         List<ByteRateOfChange.TraceReport> reports = new ArrayList<>();
 
diff --git a/src/main/java/com/rusefi/can/analysis/CanContext.java b/src/main/java/com/rusefi/can/analysis/CanMetaDataContext.java
similarity index 79%
rename from src/main/java/com/rusefi/can/analysis/CanContext.java
rename to src/main/java/com/rusefi/can/analysis/CanMetaDataContext.java
index 7eed4cf..07dd622 100644
--- a/src/main/java/com/rusefi/can/analysis/CanContext.java
+++ b/src/main/java/com/rusefi/can/analysis/CanMetaDataContext.java
@@ -7,13 +7,13 @@ import java.io.FileNotFoundException;
 import java.io.FileReader;
 import java.util.*;
 
-public class CanContext {
+public class CanMetaDataContext {
     final Set<Integer> withChecksum = new HashSet<>();
     final Map<Integer, Map<Integer, Integer>> countersMap;
 
     Set<ByteRateOfChange.ByteId> counterBytes = new HashSet<>();
 
-    private CanContext(List<Integer> withChecksum, Map<Integer, Map<Integer, Integer>> countersMap) {
+    private CanMetaDataContext(List<Integer> withChecksum, Map<Integer, Map<Integer, Integer>> countersMap) {
         this.countersMap = countersMap;
         this.withChecksum.addAll(withChecksum);
 
@@ -33,17 +33,17 @@ public class CanContext {
         }
     }
 
-    public static CanContext read(String inputFolderName) throws FileNotFoundException {
+    public static CanMetaDataContext read(String inputFolderName) throws FileNotFoundException {
         Yaml checksum = new Yaml();
         String checkSumFileName = inputFolderName + File.separator + ChecksumScanner.CHECKSUM_YAML;
         if (!new File(checkSumFileName).exists())
-            return new CanContext(new ArrayList<>(), new HashMap<>());
+            return new CanMetaDataContext(new ArrayList<>(), new HashMap<>());
 
         List<Integer> withChecksum = checksum.load(new FileReader(checkSumFileName));
 
         Yaml countersYaml = new Yaml();
         Map<Integer, Map<Integer, Integer>> countersMap = countersYaml.load(new FileReader(inputFolderName + File.separator + CounterScanner.COUNTERS_YAML));
 
-        return new CanContext(withChecksum, countersMap);
+        return new CanMetaDataContext(withChecksum, countersMap);
     }
 }