diff --git a/src/main/java/pl/gov/coi/pomocua/ads/messages/MessageResource.java b/src/main/java/pl/gov/coi/pomocua/ads/messages/MessageResource.java
index aea5420f..542b4705 100644
--- a/src/main/java/pl/gov/coi/pomocua/ads/messages/MessageResource.java
+++ b/src/main/java/pl/gov/coi/pomocua/ads/messages/MessageResource.java
@@ -36,10 +36,9 @@ public class MessageResource {
     private final CaptchaValidator captchaValidator;
 
     @PostMapping
-    public ResponseEntity<Void> sendMessage(@Valid @RequestBody SendMessageDTO messageDefinition,
-                                            @RequestParam(value = "recaptcha-response", required = false) final String recaptchaResponse) {
+    public ResponseEntity<Void> sendMessage(@Valid @RequestBody SendMessageDTO messageDefinition) {
 
-        if (!captchaValidator.validate(recaptchaResponse)) {
+        if (!captchaValidator.validate(messageDefinition.recaptchaResponse)) {
             throw new CaptchaException();
         }
 
diff --git a/src/main/java/pl/gov/coi/pomocua/ads/messages/SendMessageDTO.java b/src/main/java/pl/gov/coi/pomocua/ads/messages/SendMessageDTO.java
index 1e5b1711..344e3059 100644
--- a/src/main/java/pl/gov/coi/pomocua/ads/messages/SendMessageDTO.java
+++ b/src/main/java/pl/gov/coi/pomocua/ads/messages/SendMessageDTO.java
@@ -11,20 +11,26 @@ public final class SendMessageDTO {
 
     @NotNull
     public final Long offerId;
+
     public final String text;
+
     @NotEmpty
     @Email(regexp = EMAIL_REGEX)
     public final String replyEmail;
+
     @NotNull
     @AssertTrue(message = "{terms-and-conditions.validation}")
     public final boolean tosApproved;
 
+    public final String recaptchaResponse;
+
     public SendMessageDTO(Long offerId, String text, String replyEmail,
-                          boolean tosApproved) {
+                          boolean tosApproved, String recaptchaResponse) {
         this.offerId = offerId;
         this.text = text;
         this.replyEmail = replyEmail;
         this.tosApproved = tosApproved;
+        this.recaptchaResponse = recaptchaResponse;
     }
 
 
diff --git a/src/test/java/pl/gov/coi/pomocua/ads/messages/MessageResourceTest.java b/src/test/java/pl/gov/coi/pomocua/ads/messages/MessageResourceTest.java
index 5d42b9fd..dae56b98 100644
--- a/src/test/java/pl/gov/coi/pomocua/ads/messages/MessageResourceTest.java
+++ b/src/test/java/pl/gov/coi/pomocua/ads/messages/MessageResourceTest.java
@@ -87,7 +87,8 @@ void shouldSendEmailToOfferCreator() throws Exception {
                 offer.id,
                 "message body",
                 "reply@email.invalid",
-                true
+                true,
+                ""
         ), Void.class);
 
         assertThat(response.getStatusCode()).isEqualTo(HttpStatus.OK);
@@ -136,7 +137,8 @@ void shouldFailWhenEmailPrefixIsIncorrect() {
                 offer.id,
                 "message body",
                 ".email@message@text.test",
-                true
+                true,
+                ""
         ), Void.class);
 
         assertThat(response.getStatusCode()).isEqualTo(HttpStatus.BAD_REQUEST);
@@ -152,7 +154,8 @@ void shouldFailWhenEmailPrefixIsIncorrect_andWhenHeaderLanguageIsPL_expectPolish
                 offer.id,
                 "message body",
                 ".email@message@text.test",
-                true
+                true,
+                ""
         ), headers);
 
         ResponseEntity<ErrorResponse> response = restTemplate.postForEntity("/api/message", entity, ErrorResponse.class);
@@ -175,7 +178,8 @@ void shouldFailWhenEmailPrefixIsIncorrect_andWhenHeaderLanguageIsEn_expectEnglis
                 offer.id,
                 "message body",
                 ".email@message@text.test",
-                true
+                true,
+                ""
         ), headers);
 
         ResponseEntity<ErrorResponse> response = restTemplate.postForEntity("/api/message", entity, ErrorResponse.class);
@@ -196,7 +200,8 @@ void shouldFailWhenEmailSuffixIsIncorrect() {
                 offer.id,
                 "message body",
                 "email@invalid",
-                true
+                true,
+                ""
         ), Void.class);
 
         assertThat(response.getStatusCode()).isEqualTo(HttpStatus.BAD_REQUEST);
@@ -210,7 +215,8 @@ void shouldFailWithoutAcceptingToS() {
                 offer.id,
                 "abc",
                 "reply@email.invalid",
-                false
+                false,
+                ""
         ), Void.class);
 
         assertThat(response.getStatusCode()).isEqualTo(HttpStatus.BAD_REQUEST);
@@ -221,7 +227,8 @@ void shouldFailWithoutOfferId() {
                 null,
                 "abc",
                 "reply@email.invalid",
-                true
+                true,
+                ""
         ), Void.class);
 
         assertThat(response.getStatusCode()).isEqualTo(HttpStatus.BAD_REQUEST);
@@ -235,7 +242,8 @@ void shouldFailWithoutEmail() {
                 offer.id,
                 "text",
                 "",
-                true
+                true,
+                ""
         ), Void.class);
 
         assertThat(response.getStatusCode()).isEqualTo(HttpStatus.BAD_REQUEST);
@@ -248,7 +256,8 @@ void shouldFailWhenOfferAuthorDoesNotExist() {
                 offer.id,
                 "text",
                 "reply@email.invalid",
-                true
+                true,
+                ""
         ), Void.class);
 
         assertThat(response.getStatusCode()).isEqualTo(HttpStatus.NOT_FOUND);
@@ -261,7 +270,8 @@ void shouldFailForNotExistingOffer() {
                 1L,
                 "text",
                 "reply@email.invalid",
-                true
+                true,
+                ""
         ), Void.class);
 
         assertThat(response.getStatusCode()).isEqualTo(HttpStatus.NOT_FOUND);