diff --git a/dev-cpp/glibmm/glibmm-2.57.1.recipe b/dev-cpp/glibmm/glibmm-2.57.1.recipe
index 002c3fb7e..13929054f 100644
--- a/dev-cpp/glibmm/glibmm-2.57.1.recipe
+++ b/dev-cpp/glibmm/glibmm-2.57.1.recipe
@@ -4,7 +4,7 @@ HOMEPAGE="https://www.gtkmm.org/en/"
 COPYRIGHT="2018 The gtkmm Development Team"
 LICENSE="GNU LGPL v2.1
 	GNU GPL v2"
-REVISION="2"
+REVISION="3"
 SOURCE_URI="http://ftp.gnome.org/pub/GNOME/sources/glibmm/${portVersion%.*}/glibmm-$portVersion.tar.xz"
 CHECKSUM_SHA256="b98a9ea2ed5ea0a62d908182974e8a049fe7a890aad525b44a28bb5e44ca0d4c"
 
@@ -89,6 +89,9 @@ INSTALL()
 	mv $dataDir/* $developDocDir
 	rmdir $dataDir
 
+	mv $libDir/*/include/*.h $includeDir
+	rmdir $libDir/*/include
+
 	prepareInstalledDevelLibs libgiomm-$portVers \
 		libglibmm-$portVers libglibmm_generate_extra_defs-$portVers