https://bugs.gentoo.org/820041

--- a/src/common/imageio_exr.cc
+++ b/src/common/imageio_exr.cc
@@ -28,13 +28,13 @@
 #include <stdio.h>
 #include <string.h>
 
-#include <OpenEXR/ImfChannelList.h>
-#include <OpenEXR/ImfFrameBuffer.h>
-#include <OpenEXR/ImfInputFile.h>
-#include <OpenEXR/ImfStandardAttributes.h>
-#include <OpenEXR/ImfTestFile.h>
-#include <OpenEXR/ImfThreading.h>
-#include <OpenEXR/ImfTiledInputFile.h>
+#include <ImfChannelList.h>
+#include <ImfFrameBuffer.h>
+#include <ImfInputFile.h>
+#include <ImfStandardAttributes.h>
+#include <ImfTestFile.h>
+#include <ImfThreading.h>
+#include <ImfTiledInputFile.h>
 
 extern "C" {
 #include "common/colorspaces.h"
--- a/src/common/imageio_exr.hh
+++ b/src/common/imageio_exr.hh
@@ -29,12 +29,12 @@
 #include <tr1/memory>
 #endif
 
-#include <OpenEXR/ImfChannelList.h>
-#include <OpenEXR/ImfFrameBuffer.h>
-#include <OpenEXR/ImfInputFile.h>
-#include <OpenEXR/ImfStandardAttributes.h>
-#include <OpenEXR/ImfTestFile.h>
-#include <OpenEXR/ImfTiledInputFile.h>
+#include <ImfChannelList.h>
+#include <ImfFrameBuffer.h>
+#include <ImfInputFile.h>
+#include <ImfStandardAttributes.h>
+#include <ImfTestFile.h>
+#include <ImfTiledInputFile.h>
 
 #ifdef OPENEXR_IMF_INTERNAL_NAMESPACE
 #define IMF_NS OPENEXR_IMF_INTERNAL_NAMESPACE
--- a/src/imageio/format/exr.cc
+++ b/src/imageio/format/exr.cc
@@ -23,11 +23,11 @@
 #include <cstdlib>
 #include <memory>
 
-#include <OpenEXR/ImfChannelList.h>
-#include <OpenEXR/ImfFrameBuffer.h>
-#include <OpenEXR/ImfStandardAttributes.h>
-#include <OpenEXR/ImfThreading.h>
-#include <OpenEXR/ImfTiledOutputFile.h>
+#include <ImfChannelList.h>
+#include <ImfFrameBuffer.h>
+#include <ImfStandardAttributes.h>
+#include <ImfThreading.h>
+#include <ImfTiledOutputFile.h>
 
 extern "C" {
 #include "bauhaus/bauhaus.h"