diff -r dd9ec0c74ad4 code/nel/src/3d/driver/opengl/CMakeLists.txt
--- a/code/nel/src/3d/driver/opengl/CMakeLists.txt	Wed May 12 13:18:57 2010 +0200
+++ b/code/nel/src/3d/driver/opengl/CMakeLists.txt	Wed May 12 17:48:12 2010 +0200
@@ -9,7 +9,7 @@
 ADD_LIBRARY(${NLDRV_OGL_LIB} SHARED ${SRC})
 
 INCLUDE_DIRECTORIES(${LIBXML2_INCLUDE_DIR} ${OPENGL_INCLUDE_DIR})
-TARGET_LINK_LIBRARIES(${NLDRV_OGL_LIB} nel3d nelmisc ${OPENGL_LIBRARIES})
+TARGET_LINK_LIBRARIES(${NLDRV_OGL_LIB} nel3d nelmisc ${OPENGL_LIBRARIES} ${XF86VidMode_LIBRARY})
 SET_TARGET_PROPERTIES(${NLDRV_OGL_LIB} PROPERTIES 
   VERSION ${NL_VERSION}
   PROJECT_LABEL "Driver, Video: OpenGL")
@@ -31,4 +31,4 @@
 INSTALL(TARGETS ${NLDRV_OGL_LIB} LIBRARY DESTINATION lib RUNTIME DESTINATION bin COMPONENT drivers3d)
 IF(WITH_MAXPLUGIN)
   INSTALL(TARGETS ${NLDRV_OGL_LIB} RUNTIME DESTINATION maxplugin COMPONENT drivers3d)
-ENDIF(WITH_MAXPLUGIN)
\ No newline at end of file
+ENDIF(WITH_MAXPLUGIN)
diff -r dd9ec0c74ad4 code/nel/src/3d/driver/opengl/driver_opengl.cpp
--- a/code/nel/src/3d/driver/opengl/driver_opengl.cpp	Wed May 12 13:18:57 2010 +0200
+++ b/code/nel/src/3d/driver/opengl/driver_opengl.cpp	Wed May 12 17:48:12 2010 +0200
@@ -1058,7 +1058,7 @@
 		GLX_RGBA,
 		GLX_DOUBLEBUFFER,
 		//GLX_BUFFER_SIZE, 32,
-		GLX_DEPTH_SIZE, 24,
+		GLX_DEPTH_SIZE, 32,
 		GLX_RED_SIZE, 8,
 		GLX_GREEN_SIZE, 8,
 		GLX_BLUE_SIZE, 8,