diff --git a/build/jam/ArchitectureRules b/build/jam/ArchitectureRules
index 05b49c8bd3..a67aac5aad 100644
--- a/build/jam/ArchitectureRules
+++ b/build/jam/ArchitectureRules
@@ -604,7 +604,7 @@ rule ArchitectureSetupWarnings architecture
 	EnableWerror src add-ons screen_savers ;
 	EnableWerror src add-ons tracker ;
 	EnableWerror src add-ons translators bmp ;
-#	EnableWerror src add-ons translators exr ;
+	EnableWerror src add-ons translators exr ;
 	EnableWerror src add-ons translators gif ;
 #	EnableWerror src add-ons translators hpgs ;
 	EnableWerror src add-ons translators hvif ;