diff --git a/phpBB/styles/prosilver/template/ucp_pm_viewmessage.html b/phpBB/styles/prosilver/template/ucp_pm_viewmessage.html
index 242fab185c..f14e4708e7 100644
--- a/phpBB/styles/prosilver/template/ucp_pm_viewmessage.html
+++ b/phpBB/styles/prosilver/template/ucp_pm_viewmessage.html
@@ -28,7 +28,7 @@
 		<!-- EVENT ucp_pm_viewmessage_custom_fields_before -->
 		<!-- BEGIN custom_fields -->
 			<!-- IF not custom_fields.S_PROFILE_CONTACT -->
-				<dd class="profile-{custom_fields.PROFILE_FIELD_IDENT}"><strong>{custom_fields.PROFILE_FIELD_NAME}{L_COLON}</strong> {custom_fields.PROFILE_FIELD_VALUE}</dd>
+				<dd class="profile-custom-field profile-{custom_fields.PROFILE_FIELD_IDENT}"><strong>{custom_fields.PROFILE_FIELD_NAME}{L_COLON}</strong> {custom_fields.PROFILE_FIELD_VALUE}</dd>
 			<!-- ENDIF -->
 		<!-- END custom_fields -->
 		<!-- EVENT ucp_pm_viewmessage_custom_fields_after -->
diff --git a/phpBB/styles/prosilver/template/viewtopic_body.html b/phpBB/styles/prosilver/template/viewtopic_body.html
index 929ff0fec8..1223165ca9 100644
--- a/phpBB/styles/prosilver/template/viewtopic_body.html
+++ b/phpBB/styles/prosilver/template/viewtopic_body.html
@@ -138,7 +138,7 @@
 		<!-- EVENT viewtopic_body_postrow_custom_fields_before -->
 		<!-- BEGIN custom_fields -->
 			<!-- IF not postrow.custom_fields.S_PROFILE_CONTACT -->
-				<dd class="profile-{postrow.custom_fields.PROFILE_FIELD_IDENT}"><strong>{postrow.custom_fields.PROFILE_FIELD_NAME}{L_COLON}</strong> {postrow.custom_fields.PROFILE_FIELD_VALUE}</dd>
+				<dd class="profile-custom-field profile-{postrow.custom_fields.PROFILE_FIELD_IDENT}"><strong>{postrow.custom_fields.PROFILE_FIELD_NAME}{L_COLON}</strong> {postrow.custom_fields.PROFILE_FIELD_VALUE}</dd>
 			<!-- ENDIF -->
 		<!-- END custom_fields -->
 		<!-- EVENT viewtopic_body_postrow_custom_fields_after -->