diff --git a/CHANGES b/CHANGES
index cb717fd3..8c407b2a 100644
--- a/CHANGES
+++ b/CHANGES
@@ -7,6 +7,7 @@ What's New for OpenJPEG
 
 December 8, 2011
 * [Mathieu Malaterre] Remove 9 warnings (gcc)
+* [mathieu] remove hack with bash around kdu_expand
 
 December 7, 2011
 - [mickael] deactivate tests about class0 files with number of components greater to 1
diff --git a/CMake/FindKAKADU.cmake b/CMake/FindKAKADU.cmake
new file mode 100644
index 00000000..763304d6
--- /dev/null
+++ b/CMake/FindKAKADU.cmake
@@ -0,0 +1,19 @@
+#
+# this module looks for KAKADu
+# http://www.kakadusoftware.com/
+#
+#
+#  Copyright (c) 2006-2011 Mathieu Malaterre <mathieu.malaterre@gmail.com>
+#
+#  Redistribution and use is allowed according to the terms of the New
+#  BSD license.
+#  For details see the accompanying COPYING-CMAKE-SCRIPTS file.
+#
+
+FIND_PROGRAM(KDU_EXPAND_EXECUTABLE
+  kdu_expand
+  )
+
+MARK_AS_ADVANCED(
+  KDU_EXPAND_EXECUTABLE
+  )
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 0763ecd1..e93c6dd9 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -256,13 +256,12 @@ IF(BUILD_TESTING)
     # Search openjpeg data needed for the tests
     # They could be found via svn on the OpenJPEG google code project
     # svn checkout http://openjpeg.googlecode.com/svn/data (about 70 Mo) 
-    FIND_PATH(OPJ_DATA_ROOT README-OPJ-Data 
-              PATHS $ENV{OPJ_DATA_ROOT} ${CMAKE_SOURCE_DIR}/../data)
-  
-    # For encoding tests we need the path to the ref decoder exe/lib (kakadu)           
-    SET (REF_DECODER_BIN_PATH "NOTFOUND" CACHE PATH "Single directory where find the reference decoder binaries to enable encoding test suite.")
-    MARK_AS_ADVANCED(REF_DECODER_BIN_PATH)
-    
+    FIND_PATH(OPJ_DATA_ROOT README-OPJ-Data
+      PATHS
+      $ENV{OPJ_DATA_ROOT}
+      ${CMAKE_SOURCE_DIR}/../data
+      )
+
     # Add repository where to find tests
     ADD_SUBDIRECTORY(tests)
     
diff --git a/tests/nonregression/CMakeLists.txt b/tests/nonregression/CMakeLists.txt
index 1229e74f..43ee1f77 100644
--- a/tests/nonregression/CMakeLists.txt
+++ b/tests/nonregression/CMakeLists.txt
@@ -9,12 +9,8 @@ SET(INPUT_NR ${OPJ_DATA_ROOT}/input/nonregression)
 SET(INPUT_NR_PATH ${INPUT_NR})
 SET(TEMP_PATH ${TEMP})
 
-# FIXME: should be corectly manage with a find kakadu
-IF (NOT WIN32)
-CONFIGURE_FILE("opj_ref_decode_cmd.sh.in"
-               "${CMAKE_CURRENT_BINARY_DIR}/opj_ref_decode_cmd.sh"
-               @ONLY)
-ENDIF (NOT WIN32)
+# need kdu_expand if possible
+find_package(KAKADU)
    
 STRING(COMPARE EQUAL ${REF_DECODER_BIN_PATH} "NOTFOUND" REF_DECODER_NOTFOUND)            
 IF (REF_DECODER_NOTFOUND)
@@ -206,21 +202,12 @@ FOREACH(OPJ_TEST_CMD_LINE ${OPJ_TEST_CMD_LINE_LIST})
                                NR-ENC-${INPUT_FILENAME_NAME}-${IT_TEST_ENC}-dump) 
     
           # Decode the encoding file with kakadu expand command
-          IF (NOT REF_DECODER_NOTFOUND)
-            IF (NOT WIN32)
-              # Need a bash script to export the path of the kakadu library into PATH  
-              ADD_TEST( NR-ENC-${INPUT_FILENAME_NAME}-${IT_TEST_ENC}-decode-ref
-                bash ${CMAKE_CURRENT_BINARY_DIR}/opj_ref_decode_cmd.sh
-                -i ${OUTPUT_FILENAME}
-                -o ${OUTPUT_FILENAME}.raw
+          IF (KDU_EXPAND_EXECUTABLE)
+            ADD_TEST(NR-ENC-${INPUT_FILENAME_NAME}-${IT_TEST_ENC}-decode-ref
+              ${KDU_EXPAND_EXECUTABLE}
+              -i ${OUTPUT_FILENAME}
+              -o ${OUTPUT_FILENAME}.raw
               )
-            ELSE (NOT WIN32)
-              ADD_TEST(NR-ENC-${INPUT_FILENAME_NAME}-${IT_TEST_ENC}-decode-ref
-                ${REF_DECODER_BIN_PATH}/kdu_expand
-                -i ${OUTPUT_FILENAME}
-                -o ${OUTPUT_FILENAME}.raw
-              )
-            ENDIF (NOT WIN32)
         
             SET_TESTS_PROPERTIES(NR-ENC-${INPUT_FILENAME_NAME}-${IT_TEST_ENC}-decode-ref
                                  PROPERTIES DEPENDS 
@@ -237,7 +224,7 @@ FOREACH(OPJ_TEST_CMD_LINE ${OPJ_TEST_CMD_LINE_LIST})
                                  PROPERTIES DEPENDS 
                                  NR-ENC-${INPUT_FILENAME_NAME}-${IT_TEST_ENC}-decode-ref)
         
-          ENDIF(NOT REF_DECODER_NOTFOUND)
+          ENDIF()
       ENDIF(FAILED_TEST_FOUND)     
     
     # DECODER TEST SUITE
diff --git a/tests/nonregression/opj_ref_decode_cmd.sh.in b/tests/nonregression/opj_ref_decode_cmd.sh.in
deleted file mode 100644
index f2147886..00000000
--- a/tests/nonregression/opj_ref_decode_cmd.sh.in
+++ /dev/null
@@ -1,4 +0,0 @@
-#!/bin/bash
-export LD_LIBRARY_PATH="@REF_DECODER_BIN_PATH@"
-echo run following command: @REF_DECODER_BIN_PATH@/kdu_expand $@
-@REF_DECODER_BIN_PATH@/kdu_expand $@
\ No newline at end of file