diff --git a/src/main/java/net/openhft/chronicle/hash/serialization/impl/DoubleDataAccess.java b/src/main/java/net/openhft/chronicle/hash/serialization/impl/DoubleDataAccess.java
index 5da314d4d..5a8f4974c 100644
--- a/src/main/java/net/openhft/chronicle/hash/serialization/impl/DoubleDataAccess.java
+++ b/src/main/java/net/openhft/chronicle/hash/serialization/impl/DoubleDataAccess.java
@@ -32,7 +32,7 @@ public final class DoubleDataAccess extends AbstractData<Double>
         implements DataAccess<Double>, Data<Double> {
 
     // Cache fields
-    private boolean bsInit;
+    private transient boolean bsInit;
     private transient BytesStore bs;
 
     /** State field */
@@ -49,8 +49,8 @@ public final class DoubleDataAccess extends AbstractData<Double>
     @Override
     public RandomDataInput bytes() {
         if (!bsInit) {
-            bsInit = true;
             bs.writeDouble(0, instance);
+            bsInit = true;
         }
         return bs;
     }
diff --git a/src/main/java/net/openhft/chronicle/hash/serialization/impl/IntegerDataAccess.java b/src/main/java/net/openhft/chronicle/hash/serialization/impl/IntegerDataAccess.java
index d5fa48c3a..78ed1cb0a 100644
--- a/src/main/java/net/openhft/chronicle/hash/serialization/impl/IntegerDataAccess.java
+++ b/src/main/java/net/openhft/chronicle/hash/serialization/impl/IntegerDataAccess.java
@@ -32,7 +32,7 @@ public final class IntegerDataAccess extends AbstractData<Integer>
         implements DataAccess<Integer>, Data<Integer> {
 
     // Cache fields
-    private boolean bsInit;
+    private transient boolean bsInit;
     private transient BytesStore bs;
 
     /** State field */
@@ -49,8 +49,8 @@ public final class IntegerDataAccess extends AbstractData<Integer>
     @Override
     public RandomDataInput bytes() {
         if (!bsInit) {
-            bsInit = true;
             bs.writeInt(0, instance);
+            bsInit = true;
         }
         return bs;
     }
@@ -93,13 +93,13 @@ public final class IntegerDataAccess extends AbstractData<Integer>
     @Override
     public Data<Integer> getData(@NotNull Integer instance) {
         this.instance = instance;
+        bsInit = false;
         return this;
     }
 
     @Override
     public void uninit() {
         instance = null;
-        bsInit = false;
     }
 
     @Override
diff --git a/src/main/java/net/openhft/chronicle/hash/serialization/impl/LongDataAccess.java b/src/main/java/net/openhft/chronicle/hash/serialization/impl/LongDataAccess.java
index e384efdf2..b70d0ced8 100644
--- a/src/main/java/net/openhft/chronicle/hash/serialization/impl/LongDataAccess.java
+++ b/src/main/java/net/openhft/chronicle/hash/serialization/impl/LongDataAccess.java
@@ -32,7 +32,7 @@ public final class LongDataAccess extends AbstractData<Long>
         implements DataAccess<Long>, Data<Long> {
 
     // Cache fields
-    private boolean bsInit;
+    private transient boolean bsInit;
     private transient BytesStore bs;
 
     /** State field */
@@ -49,8 +49,8 @@ public final class LongDataAccess extends AbstractData<Long>
     @Override
     public RandomDataInput bytes() {
         if (!bsInit) {
-            bsInit = true;
             bs.writeLong(0, instance);
+            bsInit = true;
         }
         return bs;
     }