diff --git a/phpBB/assets/javascript/core.js b/phpBB/assets/javascript/core.js
index a3a6d75dd2..8370ef8d45 100644
--- a/phpBB/assets/javascript/core.js
+++ b/phpBB/assets/javascript/core.js
@@ -335,7 +335,7 @@ phpbb.ajaxify = function(options) {
 						$.ajax({
 							url: res.S_CONFIRM_ACTION,
 							type: 'POST',
-							data: data + '&confirm=' + res.YES_VALUE,
+							data: data + '&confirm=' + res.YES_VALUE + '&' + $('#phpbb_confirm form').serialize(),
 							success: returnHandler,
 							error: errorHandler
 						});
diff --git a/phpBB/styles/prosilver/template/confirm_body.html b/phpBB/styles/prosilver/template/confirm_body.html
index bf575c20fa..a0428025cf 100644
--- a/phpBB/styles/prosilver/template/confirm_body.html
+++ b/phpBB/styles/prosilver/template/confirm_body.html
@@ -1,12 +1,13 @@
 <!-- IF S_AJAX_REQUEST -->
+	<form action="{S_CONFIRM_ACTION}" method="post">
+		<h3>{MESSAGE_TITLE}</h3>
+		<p>{MESSAGE_TEXT}</p>
 
-	<h3>{MESSAGE_TITLE}</h3>
-	<p>{MESSAGE_TEXT}</p>
-
-	<fieldset class="submit-buttons">
-		<input type="button" name="confirm" value="{L_YES}" class="button2" />&nbsp;
-		<input type="button" name="cancel" value="{L_NO}" class="button2" />
-	</fieldset>
+		<fieldset class="submit-buttons">
+			<input type="button" name="confirm" value="{L_YES}" class="button2" />&nbsp;
+			<input type="button" name="cancel" value="{L_NO}" class="button2" />
+		</fieldset>
+	</form>
 
 <!-- ELSE -->
 
diff --git a/phpBB/styles/prosilver/template/confirm_delete_body.html b/phpBB/styles/prosilver/template/confirm_delete_body.html
index 759b6b46b2..dc09974d1c 100644
--- a/phpBB/styles/prosilver/template/confirm_delete_body.html
+++ b/phpBB/styles/prosilver/template/confirm_delete_body.html
@@ -1,27 +1,29 @@
 <!-- IF S_AJAX_REQUEST -->
-	<p>{MESSAGE_TEXT}</p>
+	<form action="{S_CONFIRM_ACTION}" method="post">
+		<p>{MESSAGE_TEXT}</p>
 
-	<!-- IF not S_SOFTDELETED and (S_DELETE_REASON or (S_ALLOWED_DELETE and S_ALLOWED_SOFTDELETE)) -->
-		<!-- IF S_ALLOWED_DELETE and S_ALLOWED_SOFTDELETE -->
-			<label>
-				<strong>{L_DELETE_PERMANENTLY}{L_COLON}</strong>
-				<input id="delete_permanent" name="delete_permanent" type="checkbox" value="1" {S_CHECKED_PERMANENT} />
-				<!-- IF S_TOPIC_MODE -->{L_DELETE_TOPIC_PERMANENTLY}<!-- ELSE -->{L_DELETE_POST_PERMANENTLY}<!-- ENDIF -->
-			</label>
+		<!-- IF not S_SOFTDELETED and (S_DELETE_REASON or (S_ALLOWED_DELETE and S_ALLOWED_SOFTDELETE)) -->
+			<!-- IF S_ALLOWED_DELETE and S_ALLOWED_SOFTDELETE -->
+				<label>
+					<strong>{L_DELETE_PERMANENTLY}{L_COLON}</strong>
+					<input id="delete_permanent" name="delete_permanent" type="checkbox" value="1" {S_CHECKED_PERMANENT} />
+					<!-- IF S_TOPIC_MODE -->{L_DELETE_TOPIC_PERMANENTLY}<!-- ELSE -->{L_DELETE_POST_PERMANENTLY}<!-- ENDIF -->
+				</label>
+			<!-- ENDIF -->
+
+			<!-- IF S_DELETE_REASON -->
+				<label for="delete_reason">
+					<strong>{L_DELETE_REASON}{L_COLON}</strong><br /><span>{L_DELETE_REASON_EXPLAIN}</span><br />
+					<input type="text" name="delete_reason" value="" class="inputbox autowidth" maxlength="120" size="45" />
+				</label>
+			<!-- ENDIF -->
 		<!-- ENDIF -->
 
-		<!-- IF S_DELETE_REASON -->
-			<label for="delete_reason">
-				<strong>{L_DELETE_REASON}{L_COLON}</strong><br /><span>{L_DELETE_REASON_EXPLAIN}</span><br />
-				<input type="text" name="delete_reason" value="" class="inputbox autowidth" maxlength="120" size="45" />
-			</label>
-		<!-- ENDIF -->
-	<!-- ENDIF -->
-
-	<fieldset class="submit-buttons">
-		<input type="button" name="confirm" value="{L_YES}" class="button1" />&nbsp;
-		<input type="button" name="cancel" value="{L_NO}" class="button2" />
-	</fieldset>
+		<fieldset class="submit-buttons">
+			<input type="button" name="confirm" value="{L_YES}" class="button1" />&nbsp;
+			<input type="button" name="cancel" value="{L_NO}" class="button2" />
+		</fieldset>
+	</form>
 
 <!-- ELSE -->