diff --git a/generated/Android/config.h b/generated/Android/config.h
index c72277f..cdde374 100644
--- a/generated/Android/config.h
+++ b/generated/Android/config.h
@@ -441,7 +441,6 @@
 #define CONFIG_LIBDC1394 0
 #define CONFIG_LIBEBUR128 0
 #define CONFIG_LIBFAAC 0
-#define CONFIG_LIBFDK_AAC 0
 #define CONFIG_LIBFLITE 0
 #define CONFIG_LIBFONTCONFIG 0
 #define CONFIG_LIBFREETYPE 0
@@ -1093,7 +1092,6 @@
 #define CONFIG_QDMC_AT_DECODER 0
 #define CONFIG_QDM2_AT_DECODER 0
 #define CONFIG_LIBCELT_DECODER 0
-#define CONFIG_LIBFDK_AAC_DECODER 0
 #define CONFIG_LIBGSM_DECODER 0
 #define CONFIG_LIBGSM_MS_DECODER 0
 #define CONFIG_LIBILBC_DECODER 0
@@ -1532,7 +1530,6 @@
 #define CONFIG_PCM_ALAW_AT_ENCODER 0
 #define CONFIG_PCM_MULAW_AT_ENCODER 0
 #define CONFIG_LIBFAAC_ENCODER 0
-#define CONFIG_LIBFDK_AAC_ENCODER 0
 #define CONFIG_LIBGSM_ENCODER 0
 #define CONFIG_LIBGSM_MS_ENCODER 0
 #define CONFIG_LIBILBC_ENCODER 0
diff --git a/generated/IOs/config.h b/generated/IOs/config.h
index 922407e..8499bdf 100644
--- a/generated/IOs/config.h
+++ b/generated/IOs/config.h
@@ -441,7 +441,6 @@
 #define CONFIG_LIBDC1394 0
 #define CONFIG_LIBEBUR128 0
 #define CONFIG_LIBFAAC 0
-#define CONFIG_LIBFDK_AAC 0
 #define CONFIG_LIBFLITE 0
 #define CONFIG_LIBFONTCONFIG 0
 #define CONFIG_LIBFREETYPE 0
@@ -1094,7 +1093,6 @@
 #define CONFIG_QDMC_AT_DECODER 1
 #define CONFIG_QDM2_AT_DECODER 1
 #define CONFIG_LIBCELT_DECODER 0
-#define CONFIG_LIBFDK_AAC_DECODER 0
 #define CONFIG_LIBGSM_DECODER 0
 #define CONFIG_LIBGSM_MS_DECODER 0
 #define CONFIG_LIBILBC_DECODER 0
@@ -1533,7 +1531,6 @@
 #define CONFIG_PCM_ALAW_AT_ENCODER 1
 #define CONFIG_PCM_MULAW_AT_ENCODER 1
 #define CONFIG_LIBFAAC_ENCODER 0
-#define CONFIG_LIBFDK_AAC_ENCODER 0
 #define CONFIG_LIBGSM_ENCODER 0
 #define CONFIG_LIBGSM_MS_ENCODER 0
 #define CONFIG_LIBILBC_ENCODER 0
diff --git a/generated/Linux/config.h b/generated/Linux/config.h
index 0e39d73..1d0b19f 100644
--- a/generated/Linux/config.h
+++ b/generated/Linux/config.h
@@ -441,7 +441,6 @@
 #define CONFIG_LIBDC1394 0
 #define CONFIG_LIBEBUR128 0
 #define CONFIG_LIBFAAC 0
-#define CONFIG_LIBFDK_AAC 0
 #define CONFIG_LIBFLITE 0
 #define CONFIG_LIBFONTCONFIG 0
 #define CONFIG_LIBFREETYPE 0
@@ -1094,7 +1093,6 @@
 #define CONFIG_QDMC_AT_DECODER 0
 #define CONFIG_QDM2_AT_DECODER 0
 #define CONFIG_LIBCELT_DECODER 0
-#define CONFIG_LIBFDK_AAC_DECODER 0
 #define CONFIG_LIBGSM_DECODER 0
 #define CONFIG_LIBGSM_MS_DECODER 0
 #define CONFIG_LIBILBC_DECODER 0
@@ -1533,7 +1531,6 @@
 #define CONFIG_PCM_ALAW_AT_ENCODER 0
 #define CONFIG_PCM_MULAW_AT_ENCODER 0
 #define CONFIG_LIBFAAC_ENCODER 0
-#define CONFIG_LIBFDK_AAC_ENCODER 0
 #define CONFIG_LIBGSM_ENCODER 0
 #define CONFIG_LIBGSM_MS_ENCODER 0
 #define CONFIG_LIBILBC_ENCODER 0
diff --git a/generated/MacOs/config.h b/generated/MacOs/config.h
index d6bfe38..0c6b386 100644
--- a/generated/MacOs/config.h
+++ b/generated/MacOs/config.h
@@ -441,7 +441,6 @@
 #define CONFIG_LIBDC1394 0
 #define CONFIG_LIBEBUR128 0
 #define CONFIG_LIBFAAC 0
-#define CONFIG_LIBFDK_AAC 0
 #define CONFIG_LIBFLITE 0
 #define CONFIG_LIBFONTCONFIG 0
 #define CONFIG_LIBFREETYPE 0
@@ -1094,7 +1093,6 @@
 #define CONFIG_QDMC_AT_DECODER 0
 #define CONFIG_QDM2_AT_DECODER 0
 #define CONFIG_LIBCELT_DECODER 0
-#define CONFIG_LIBFDK_AAC_DECODER 0
 #define CONFIG_LIBGSM_DECODER 0
 #define CONFIG_LIBGSM_MS_DECODER 0
 #define CONFIG_LIBILBC_DECODER 0
@@ -1533,7 +1531,6 @@
 #define CONFIG_PCM_ALAW_AT_ENCODER 0
 #define CONFIG_PCM_MULAW_AT_ENCODER 0
 #define CONFIG_LIBFAAC_ENCODER 0
-#define CONFIG_LIBFDK_AAC_ENCODER 0
 #define CONFIG_LIBGSM_ENCODER 0
 #define CONFIG_LIBGSM_MS_ENCODER 0
 #define CONFIG_LIBILBC_ENCODER 0
diff --git a/generated/Windows_32/config.h b/generated/Windows_32/config.h
index 2e4f645..7bec1c6 100644
--- a/generated/Windows_32/config.h
+++ b/generated/Windows_32/config.h
@@ -441,7 +441,6 @@
 #define CONFIG_LIBDC1394 0
 #define CONFIG_LIBEBUR128 0
 #define CONFIG_LIBFAAC 0
-#define CONFIG_LIBFDK_AAC 0
 #define CONFIG_LIBFLITE 0
 #define CONFIG_LIBFONTCONFIG 0
 #define CONFIG_LIBFREETYPE 0
@@ -1094,7 +1093,6 @@
 #define CONFIG_QDMC_AT_DECODER 0
 #define CONFIG_QDM2_AT_DECODER 0
 #define CONFIG_LIBCELT_DECODER 0
-#define CONFIG_LIBFDK_AAC_DECODER 0
 #define CONFIG_LIBGSM_DECODER 0
 #define CONFIG_LIBGSM_MS_DECODER 0
 #define CONFIG_LIBILBC_DECODER 0
@@ -1533,7 +1531,6 @@
 #define CONFIG_PCM_ALAW_AT_ENCODER 0
 #define CONFIG_PCM_MULAW_AT_ENCODER 0
 #define CONFIG_LIBFAAC_ENCODER 0
-#define CONFIG_LIBFDK_AAC_ENCODER 0
 #define CONFIG_LIBGSM_ENCODER 0
 #define CONFIG_LIBGSM_MS_ENCODER 0
 #define CONFIG_LIBILBC_ENCODER 0
diff --git a/generated/Windows_64/config.h b/generated/Windows_64/config.h
index 9619b9a..1a71b86 100644
--- a/generated/Windows_64/config.h
+++ b/generated/Windows_64/config.h
@@ -441,7 +441,6 @@
 #define CONFIG_LIBDC1394 0
 #define CONFIG_LIBEBUR128 0
 #define CONFIG_LIBFAAC 0
-#define CONFIG_LIBFDK_AAC 0
 #define CONFIG_LIBFLITE 0
 #define CONFIG_LIBFONTCONFIG 0
 #define CONFIG_LIBFREETYPE 0
@@ -1094,7 +1093,6 @@
 #define CONFIG_QDMC_AT_DECODER 0
 #define CONFIG_QDM2_AT_DECODER 0
 #define CONFIG_LIBCELT_DECODER 0
-#define CONFIG_LIBFDK_AAC_DECODER 0
 #define CONFIG_LIBGSM_DECODER 0
 #define CONFIG_LIBGSM_MS_DECODER 0
 #define CONFIG_LIBILBC_DECODER 0
@@ -1533,7 +1531,6 @@
 #define CONFIG_PCM_ALAW_AT_ENCODER 0
 #define CONFIG_PCM_MULAW_AT_ENCODER 0
 #define CONFIG_LIBFAAC_ENCODER 0
-#define CONFIG_LIBFDK_AAC_ENCODER 0
 #define CONFIG_LIBGSM_ENCODER 0
 #define CONFIG_LIBGSM_MS_ENCODER 0
 #define CONFIG_LIBILBC_ENCODER 0
diff --git a/lutinLib_ffmpegCommon.py b/lutinLib_ffmpegCommon.py
index 2ec29bc..55b668f 100644
--- a/lutinLib_ffmpegCommon.py
+++ b/lutinLib_ffmpegCommon.py
@@ -21,7 +21,6 @@ def add_generate_path(target, my_module):
 def add_common_property(target, my_module):
 	add_generate_path(target, my_module)
 	
-	
 	my_module.add_flag('c', [
 	    "-D_ISOC99_SOURCE",
 	    "-D_FILE_OFFSET_BITS=64",
diff --git a/lutin_ffmpeg-avcodec.py b/lutin_ffmpeg-avcodec.py
index 333d7ee..a555ce2 100644
--- a/lutin_ffmpeg-avcodec.py
+++ b/lutin_ffmpeg-avcodec.py
@@ -968,6 +968,15 @@ def configure(target, my_module):
 	else:
 		debug.warning("unknow architecture ...");
 	
+	my_module.add_optionnal_depend('fdk-aac',
+	                               compilation_flags=["c", ["-DCONFIG_LIBFDK_AAC=1", "-DCONFIG_LIBFDK_AAC_DECODER=1", "-DCONFIG_LIBFDK_AAC_ENCODER=1"]],
+	                               compilation_flags_not_found=["c", ["-DCONFIG_LIBFDK_AAC=0", "-DCONFIG_LIBFDK_AAC_DECODER=0", "-DCONFIG_LIBFDK_AAC_ENCODER=0"]],
+	                               src_file=[
+	                                   'ffmpeg/libavcodec/libfdk-aacenc.c',
+	                                   'ffmpeg/libavcodec/libfdk-aacdec.c'
+	                                   ]
+	                               )
+	
 	#TODO : this is bad ...
 	my_module.add_header_file([
 	    'ffmpeg/libavcodec/bsf_list.c',