diff --git a/code/nel/include/nel/3d/stereo_ovr_04.h b/code/nel/include/nel/3d/stereo_ovr_04.h
index d58698066..655424dfc 100644
--- a/code/nel/include/nel/3d/stereo_ovr_04.h
+++ b/code/nel/include/nel/3d/stereo_ovr_04.h
@@ -41,8 +41,8 @@
  * so, delete this exception statement from your version.
  */
 
-#ifndef NL3D_STEREO_OVR_H
-#define NL3D_STEREO_OVR_H
+#ifndef NL3D_STEREO_OVR_04_H
+#define NL3D_STEREO_OVR_04_H
 
 #ifdef HAVE_LIBOVR
 
@@ -180,6 +180,6 @@ private:
 
 #endif /* HAVE_LIBOVR */
 
-#endif /* #ifndef NL3D_STEREO_OVR_H */
+#endif /* #ifndef NL3D_STEREO_OVR_04_H */
 
 /* end of file */
diff --git a/code/nel/src/3d/stereo_display.cpp b/code/nel/src/3d/stereo_display.cpp
index 2ef8dca17..2a79c1039 100644
--- a/code/nel/src/3d/stereo_display.cpp
+++ b/code/nel/src/3d/stereo_display.cpp
@@ -77,7 +77,7 @@ const char *IStereoDisplay::getLibraryName(CStereoDeviceInfo::TStereoDeviceLibra
 
 void IStereoDisplay::listDevices(std::vector<CStereoDeviceInfo> &devicesOut)
 {
-#ifdef HAVE_LIBOVR_02
+#ifdef HAVE_LIBOVR
 	CStereoOVR::listDevices(devicesOut);
 #endif
 #ifdef HAVE_LIBVR
@@ -95,7 +95,7 @@ IStereoDisplay *IStereoDisplay::createDevice(const CStereoDeviceInfo &deviceInfo
 
 void IStereoDisplay::releaseUnusedLibraries()
 {
-#ifdef HAVE_LIBOVR_02
+#ifdef HAVE_LIBOVR
 	if (!CStereoOVR::isLibraryInUse())
 		CStereoOVR::releaseLibrary();
 #endif
@@ -103,7 +103,7 @@ void IStereoDisplay::releaseUnusedLibraries()
 
 void IStereoDisplay::releaseAllLibraries()
 {
-#ifdef HAVE_LIBOVR_02
+#ifdef HAVE_LIBOVR
 	CStereoOVR::releaseLibrary();
 #endif
 }