diff --git a/apps/dolly-backend/src/main/java/no/nav/dolly/config/JsonMapperConfig.java b/apps/dolly-backend/src/main/java/no/nav/dolly/config/JsonMapperConfig.java
index ab13b6f8be..a8eb426cdd 100644
--- a/apps/dolly-backend/src/main/java/no/nav/dolly/config/JsonMapperConfig.java
+++ b/apps/dolly-backend/src/main/java/no/nav/dolly/config/JsonMapperConfig.java
@@ -10,6 +10,7 @@
 import com.fasterxml.jackson.databind.SerializationFeature;
 import com.fasterxml.jackson.databind.json.JsonMapper;
 import com.fasterxml.jackson.databind.module.SimpleModule;
+import com.fasterxml.jackson.datatype.jsr310.JavaTimeModule;
 import com.fasterxml.jackson.datatype.jsr310.ser.LocalDateSerializer;
 import com.fasterxml.jackson.datatype.jsr310.ser.LocalDateTimeSerializer;
 import com.fasterxml.jackson.datatype.jsr310.ser.YearMonthSerializer;
@@ -45,12 +46,14 @@ public ObjectMapper objectMapper() {
                 .addSerializer(ZonedDateTime.class, new ZonedDateTimeSerializer(DateTimeFormatter.ISO_DATE_TIME));
         return JsonMapper
                 .builder()
+                .configure(SerializationFeature.WRITE_DATES_AS_TIMESTAMPS, false)
                 .configure(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, false)
                 .configure(DeserializationFeature.ACCEPT_EMPTY_STRING_AS_NULL_OBJECT, true)
                 .configure(DeserializationFeature.ACCEPT_SINGLE_VALUE_AS_ARRAY, true)
                 .enable(MapperFeature.ACCEPT_CASE_INSENSITIVE_ENUMS)
                 .disable(SerializationFeature.FAIL_ON_EMPTY_BEANS)
                 .build()
+                .registerModule(new JavaTimeModule())
                 .registerModule(simpleModule);
 
     }