diff --git a/modules/plugin/base/public/Makefile.in b/modules/plugin/base/public/Makefile.in
index 6d5122e405e..2a39bf26f24 100644
--- a/modules/plugin/base/public/Makefile.in
+++ b/modules/plugin/base/public/Makefile.in
@@ -44,6 +44,7 @@ EXPORTS	=				\
         nsIPluginInputStream.h          \
         nsIPluginInputStream2.h         \
         nsIPluginStreamListener.h       \
+	nsIPluginStreamInfo.h		\
 	nsplugin.h			\
 	nsplugindefs.h
 
diff --git a/modules/plugin/public/Makefile.in b/modules/plugin/public/Makefile.in
index 6d5122e405e..2a39bf26f24 100644
--- a/modules/plugin/public/Makefile.in
+++ b/modules/plugin/public/Makefile.in
@@ -44,6 +44,7 @@ EXPORTS	=				\
         nsIPluginInputStream.h          \
         nsIPluginInputStream2.h         \
         nsIPluginStreamListener.h       \
+	nsIPluginStreamInfo.h		\
 	nsplugin.h			\
 	nsplugindefs.h