diff --git a/code/ryzom/tools/leveldesign/georges_editor_qt/CMakeLists.txt b/code/ryzom/tools/leveldesign/georges_editor_qt/CMakeLists.txt
index 3edbb69fb..96dc03d06 100644
--- a/code/ryzom/tools/leveldesign/georges_editor_qt/CMakeLists.txt
+++ b/code/ryzom/tools/leveldesign/georges_editor_qt/CMakeLists.txt
@@ -6,12 +6,24 @@
 #-----------------------------------------------------------------------------
 
 # This tells the application(s) where to find the installed data.
-ADD_DEFINITIONS(-DDATA_DIR="\\"${RYZOM_SHARE_ABSOLUTE_PREFIX}/georges_editor_qt/\\"")
+IF(WIN32)
+  SET(GEQT_DATA_DIR ".")
+ELSEIF(APPLE)
+  # TODO: under Mac OS X, don't install but copy files in application package
+  SET(GEQT_DATA_DIR ".")
+ELSE(WIN32)
+  SET(GEQT_DATA_DIR ${RYZOM_SHARE_PREFIX}/georges_editor_qt/data)
+
+  CONFIGURE_FILE(${CMAKE_CURRENT_SOURCE_DIR}/geqt_config.h.cmake ${CMAKE_CURRENT_BINARY_DIR}/geqt_config.h)
+  INCLUDE_DIRECTORIES(${CMAKE_CURRENT_BINARY_DIR})
+
+  ADD_DEFINITIONS(-DHAVE_GEQT_CONFIG_H)
+ENDIF(WIN32)
 
 ADD_SUBDIRECTORY(src)
 
 INSTALL(DIRECTORY data/
-        DESTINATION ${RYZOM_SHARE_PREFIX}/georges_editor_qt/data
+        DESTINATION ${GEQT_DATA_DIR}
         COMPONENT data
         PATTERN "CVS" EXCLUDE
         PATTERN ".svn" EXCLUDE
diff --git a/code/ryzom/tools/leveldesign/georges_editor_qt/geqt_config.h.cmake b/code/ryzom/tools/leveldesign/georges_editor_qt/geqt_config.h.cmake
new file mode 100644
index 000000000..6f31bc7d0
--- /dev/null
+++ b/code/ryzom/tools/leveldesign/georges_editor_qt/geqt_config.h.cmake
@@ -0,0 +1,6 @@
+#ifndef GEQT_CONFIG_H
+#define GEQT_CONFIG_H
+
+#define DATA_DIR "${RYZOM_SHARE_ABSOLUTE_PREFIX}/georges_editor_qt"
+
+#endif
diff --git a/code/ryzom/tools/leveldesign/georges_editor_qt/src/main.cpp b/code/ryzom/tools/leveldesign/georges_editor_qt/src/main.cpp
index fc6f5b849..3b0d606d3 100644
--- a/code/ryzom/tools/leveldesign/georges_editor_qt/src/main.cpp
+++ b/code/ryzom/tools/leveldesign/georges_editor_qt/src/main.cpp
@@ -21,6 +21,10 @@
 #include "modules.h"
 #include "georges_splash.h"
 
+#ifdef HAVE_GEQT_CONFIG_H
+#include "geqt_config.h"
+#endif
+
 // nel_qt log file name
 #define NLQT_LOG_FILE "nel_qt.log"