diff --git a/evm/src/main/java/org/hyperledger/besu/evm/precompile/AbstractPrecompiledContract.java b/evm/src/main/java/org/hyperledger/besu/evm/precompile/AbstractPrecompiledContract.java
index 99e8548def5..49d5c6d943a 100644
--- a/evm/src/main/java/org/hyperledger/besu/evm/precompile/AbstractPrecompiledContract.java
+++ b/evm/src/main/java/org/hyperledger/besu/evm/precompile/AbstractPrecompiledContract.java
@@ -68,15 +68,27 @@ public static void setPrecompileCaching(final boolean enablePrecompileCaching) {
     enableResultCaching = enablePrecompileCaching;
   }
 
+  /**
+   * enum for precompile cache metric
+   */
   public enum CacheMetric {
+    /** a successful cache hit metric */
     HIT,
+    /** a cache miss metric */
     MISS,
+    /** a false positive cache hit metric */
     FALSE_POSITIVE
   }
 
+  /**
+   *  record type used for cache event
+   * @param precompile precompile name
+   * @param cacheMetric cache metric type (hit, miss, false positive).
+   */
   public record CacheEvent(String precompile, CacheMetric cacheMetric) {}
 
-  public static Consumer<CacheEvent> cacheEventConsumer = __ -> {};
+
+  static Consumer<CacheEvent> cacheEventConsumer = __ -> {};
 
   /**
    * Set an optional cache event consumer, such as a metrics system logger.
diff --git a/evm/src/main/java/org/hyperledger/besu/evm/precompile/AltBN128AddPrecompiledContract.java b/evm/src/main/java/org/hyperledger/besu/evm/precompile/AltBN128AddPrecompiledContract.java
index 03b0e7e3c16..39b9fdf03af 100644
--- a/evm/src/main/java/org/hyperledger/besu/evm/precompile/AltBN128AddPrecompiledContract.java
+++ b/evm/src/main/java/org/hyperledger/besu/evm/precompile/AltBN128AddPrecompiledContract.java
@@ -35,7 +35,7 @@
 public class AltBN128AddPrecompiledContract extends AbstractAltBnPrecompiledContract {
 
   private static final int PARAMETER_LENGTH = 128;
-  public static final String PRECOMPILE_NAME = "AltBN128Add";
+  private static final String PRECOMPILE_NAME = "AltBN128Add";
 
   private final long gasCost;
   private static final Cache<Integer, PrecompileInputResultTuple> bnAddCache =
diff --git a/evm/src/main/java/org/hyperledger/besu/evm/precompile/AltBN128MulPrecompiledContract.java b/evm/src/main/java/org/hyperledger/besu/evm/precompile/AltBN128MulPrecompiledContract.java
index fd174cac959..4012011d6f4 100644
--- a/evm/src/main/java/org/hyperledger/besu/evm/precompile/AltBN128MulPrecompiledContract.java
+++ b/evm/src/main/java/org/hyperledger/besu/evm/precompile/AltBN128MulPrecompiledContract.java
@@ -35,7 +35,7 @@
 public class AltBN128MulPrecompiledContract extends AbstractAltBnPrecompiledContract {
 
   private static final int PARAMETER_LENGTH = 96;
-  public static final String PRECOMPILE_NAME = "AltBN128Mul";
+  private static final String PRECOMPILE_NAME = "AltBN128Mul";
 
   private static final BigInteger MAX_N =
       new BigInteger(
diff --git a/evm/src/main/java/org/hyperledger/besu/evm/precompile/AltBN128PairingPrecompiledContract.java b/evm/src/main/java/org/hyperledger/besu/evm/precompile/AltBN128PairingPrecompiledContract.java
index 4f139b89972..1a71fb63646 100644
--- a/evm/src/main/java/org/hyperledger/besu/evm/precompile/AltBN128PairingPrecompiledContract.java
+++ b/evm/src/main/java/org/hyperledger/besu/evm/precompile/AltBN128PairingPrecompiledContract.java
@@ -41,7 +41,7 @@ public class AltBN128PairingPrecompiledContract extends AbstractAltBnPrecompiled
 
   private static final int FIELD_LENGTH = 32;
   private static final int PARAMETER_LENGTH = 192;
-  public static final String PRECOMPILE_NAME = "AltBN128Pairing";
+  private static final String PRECOMPILE_NAME = "AltBN128Pairing";
   private static final Cache<Integer, PrecompileInputResultTuple> bnPairingCache =
       Caffeine.newBuilder()
           .maximumWeight(16_000_000)
diff --git a/evm/src/main/java/org/hyperledger/besu/evm/precompile/BLAKE2BFPrecompileContract.java b/evm/src/main/java/org/hyperledger/besu/evm/precompile/BLAKE2BFPrecompileContract.java
index 612cda35ce3..24b66218cb0 100644
--- a/evm/src/main/java/org/hyperledger/besu/evm/precompile/BLAKE2BFPrecompileContract.java
+++ b/evm/src/main/java/org/hyperledger/besu/evm/precompile/BLAKE2BFPrecompileContract.java
@@ -38,7 +38,7 @@
 public class BLAKE2BFPrecompileContract extends AbstractPrecompiledContract {
 
   private static final Logger LOG = LoggerFactory.getLogger(BLAKE2BFPrecompileContract.class);
-  public static final String PRECOMPILE_NAME = "BLAKE2f";
+  private static final String PRECOMPILE_NAME = "BLAKE2f";
   private static final Cache<Integer, PrecompileInputResultTuple> blakeCache =
       Caffeine.newBuilder().maximumSize(1000).build();
 
diff --git a/evm/src/main/java/org/hyperledger/besu/evm/precompile/ECRECPrecompiledContract.java b/evm/src/main/java/org/hyperledger/besu/evm/precompile/ECRECPrecompiledContract.java
index 3cd05eed6d5..ab2c284a658 100644
--- a/evm/src/main/java/org/hyperledger/besu/evm/precompile/ECRECPrecompiledContract.java
+++ b/evm/src/main/java/org/hyperledger/besu/evm/precompile/ECRECPrecompiledContract.java
@@ -41,7 +41,7 @@ public class ECRECPrecompiledContract extends AbstractPrecompiledContract {
   private static final Logger LOG = LoggerFactory.getLogger(ECRECPrecompiledContract.class);
   private static final int V_BASE = 27;
   final SignatureAlgorithm signatureAlgorithm;
-  public static final String PRECOMPILE_NAME = "ECREC";
+  private static final String PRECOMPILE_NAME = "ECREC";
   private static final Cache<Integer, PrecompileInputResultTuple> ecrecCache =
       Caffeine.newBuilder().maximumSize(1000).build();