we want to distribute this file too
diff --git a/qt4/src/Makefile.am b/qt4/src/Makefile.am
index 39e7275..a761232 100644
--- a/qt4/src/Makefile.am
+++ b/qt4/src/Makefile.am
@@ -16,7 +16,8 @@
 	poppler-form.h				\
 	poppler-optcontent.h			\
 	poppler-export.h			\
-	poppler-page-transition.h
+	poppler-page-transition.h		\
+	poppler-page-transition-private.h
 
 lib_LTLIBRARIES = libpoppler-qt4.la