diff --git a/logbook-json/src/main/java/org/zalando/logbook/json/JsonPathBodyFilters.java b/logbook-json/src/main/java/org/zalando/logbook/json/JsonPathBodyFilters.java
index 9a487201a..d4ceec862 100644
--- a/logbook-json/src/main/java/org/zalando/logbook/json/JsonPathBodyFilters.java
+++ b/logbook-json/src/main/java/org/zalando/logbook/json/JsonPathBodyFilters.java
@@ -4,11 +4,7 @@
 import com.fasterxml.jackson.databind.node.BooleanNode;
 import com.fasterxml.jackson.databind.node.DoubleNode;
 import com.fasterxml.jackson.databind.node.TextNode;
-import com.jayway.jsonpath.Configuration;
-import com.jayway.jsonpath.DocumentContext;
-import com.jayway.jsonpath.JsonPath;
-import com.jayway.jsonpath.Option;
-import com.jayway.jsonpath.ParseContext;
+import com.jayway.jsonpath.*;
 import com.jayway.jsonpath.spi.json.JacksonJsonNodeJsonProvider;
 import com.jayway.jsonpath.spi.mapper.JacksonMappingProvider;
 
@@ -21,6 +17,7 @@
 import javax.annotation.Nullable;
 import java.util.Arrays;
 import java.util.Collection;
+import java.util.function.UnaryOperator;
 import java.util.regex.Matcher;
 import java.util.regex.Pattern;
 
@@ -58,6 +55,10 @@ public BodyFilter replace(final JsonNode replacement) {
             return filter(context -> context.set(path, replacement));
         }
 
+        public BodyFilter replace(final UnaryOperator<String> replacementFunction) {
+            return filter(context -> context.map(path, (node, config) -> new TextNode(replacementFunction.apply(node.toString()))));
+        }
+
         public BodyFilter replace(
                 final Pattern pattern, final String replacement) {
 
diff --git a/logbook-json/src/test/java/org/zalando/logbook/json/JsonPathBodyFiltersTest.java b/logbook-json/src/test/java/org/zalando/logbook/json/JsonPathBodyFiltersTest.java
index e61879caa..8e806eb4c 100644
--- a/logbook-json/src/test/java/org/zalando/logbook/json/JsonPathBodyFiltersTest.java
+++ b/logbook-json/src/test/java/org/zalando/logbook/json/JsonPathBodyFiltersTest.java
@@ -169,6 +169,23 @@ void replacesObjectDynamically() {
                 .assertEquals("grades.PE", "XXX");
     }
 
+    @Test
+    void replacesValuesDynamically() {
+        final BodyFilter unit = jsonPath("$.name").replace(String::toUpperCase);
+
+        with(unit.filter(type, student))
+                .assertEquals("name", "ALICE");
+    }
+
+    @Test
+    void replacesArrayValuesDynamically() {
+        final BodyFilter unit = jsonPath("$.friends.*.name").replace(String::toUpperCase);
+
+        with(unit.filter(type, student))
+                .assertEquals("friends[0].name", "BOB")
+                .assertEquals("friends[1].name", "CHARLIE");
+    }
+
     @Test
     void fallsBackTorReplaceObjectAsString() {
         final BodyFilter unit = jsonPath("$.grades").replace(compile("(\\d+)\\.\\d+"), "$1.X");