diff --git a/headers/headache_config.txt b/headers/headache_config.txt
index 1b9796eb7a29140f1deeb877ca7f8aef54a17006..dc8775f3dfebe242ecea234f667b4612af663b12 100644
--- a/headers/headache_config.txt
+++ b/headers/headache_config.txt
@@ -58,6 +58,8 @@
 ########
 | "dune-project"  -> frame open:";;" line:";" close:";;"
 | ".*dune-project" -> skip match:"(lang.*"
+| "dune-workspace" -> frame open:";;" line:";" close:";;"
+| "dune-workspace" -> skip match:"(lang.*"
 | "dune"          -> frame open:";;" line:";" close:";;"
 
 ############