3 files changed, 5 insertions, 3 deletions
diff --git a/web/apache/request.cxx b/web/apache/request.cxx
index 78e0fc0..3393555 100644
--- a/web/apache/request.cxx
+++ b/web/apache/request.cxx
@@ -28,8 +28,8 @@
 #include <streambuf>
 #include <algorithm> // min()
 
-#include <libbutl/optional.hxx>
-#include <libbutl/timestamp.hxx>
+#include <libbutl/optional.mxx>
+#include <libbutl/timestamp.mxx>
 
 #include <web/mime-url-encoding.hxx>
 
diff --git a/web/apache/service.cxx b/web/apache/service.cxx
index 5a8e757..f42cc2e 100644
--- a/web/apache/service.cxx
+++ b/web/apache/service.cxx
@@ -16,7 +16,7 @@
 #include <cstring>   // strlen(), strcmp()
 #include <exception>
 
-#include <libbutl/optional.hxx>
+#include <libbutl/optional.mxx>
 
 #include <web/module.hxx>
 #include <web/apache/log.hxx>
diff --git a/web/apache/service.txx b/web/apache/service.txx
index b707f8d..61b95f3 100644
--- a/web/apache/service.txx
+++ b/web/apache/service.txx
@@ -9,6 +9,8 @@
 #include <utility>   // move()
 #include <exception>
 
+#include <libbutl/utility.mxx> // operator<<(ostream, exception)
+
 namespace web
 {
   namespace apache