1 files changed, 25 insertions, 0 deletions
diff --git a/pkgs/development/libraries/qt-5/5.12/qtbase.patch.d/0012-fix-header_module.patch b/pkgs/development/libraries/qt-5/5.12/qtbase.patch.d/0012-fix-header_module.patch
new file mode 100644
index 00000000000..1e2c68688b0
--- /dev/null
+++ b/pkgs/development/libraries/qt-5/5.12/qtbase.patch.d/0012-fix-header_module.patch
@@ -0,0 +1,25 @@
+From 821db0c3056a813e2d0d36fbb2c7361df5559b05 Mon Sep 17 00:00:00 2001
+From: Will Dietz <w@wdtz.org>
+Date: Mon, 30 Sep 2019 20:15:40 -0500
+Subject: [PATCH 12/12] fix header_module
+
+---
+ mkspecs/features/qt_module.prf | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/mkspecs/features/qt_module.prf b/mkspecs/features/qt_module.prf
+index 9015b30d73..7347c791b4 100644
+--- a/mkspecs/features/qt_module.prf
++++ b/mkspecs/features/qt_module.prf
+@@ -84,7 +84,7 @@ header_module {
+         CONFIG  += qt_no_install_library
+ 
+     # Allow creation of .prl, .la and .pc files.
+-    target.path = $$[QT_INSTALL_LIBS]
++    target.path = $$NIX_OUTPUT_OUT/lib
+     target.CONFIG += dummy_install
+     INSTALLS    += target
+ } else {
+-- 
+2.23.GIT
+