diff --git a/mac/build.command b/mac/build.command
index 99abc202..6337e7ad 100755
--- a/mac/build.command
+++ b/mac/build.command
@@ -1,17 +1,17 @@
 #!/bin/bash
 cd `dirname $0`
-BLD_FLAGS="-std=gnu99 -Wno-write-strings -DGPAC_CONFIG_DARWIN -D_FILE_OFFSET_BITS=64 -DVERSION_FILE_PRESENT -Dfopen64=fopen -Dopen64=open -Dlseek64=lseek"
-BLD_INCLUDE="-I../src/lib_ccx -I../src/gpacmp4 -I../src/libpng -I../src/zlib -I../src/zvbi -I../src/lib_hash"
-SRC_LIBPNG="$(find ../src/libpng -name '*.c')"
-SRC_ZLIB="$(find ../src/zlib -name '*.c')"
-SRC_ZVBI="$(find ../src/zvbi -name '*.c')"
+BLD_FLAGS="-g -std=gnu99 -Wno-write-strings -DGPAC_CONFIG_DARWIN -D_FILE_OFFSET_BITS=64 -DVERSION_FILE_PRESENT -Dfopen64=fopen -Dopen64=open -Dlseek64=lseek"
+BLD_INCLUDE="-I../src/ -I../src/lib_ccx  -I../src/gpacmp4 -I../src/lib_hash -I../src/libpng -I../src/utf8proc -I../src/zlib -I../src/zvbi"
 SRC_CCX="$(find ../src/lib_ccx -name '*.c')"
 SRC_GPAC="$(find ../src/gpacmp4 -name '*.c')"
 SRC_LIB_HASH="$(find ../src/lib_hash -name '*.c')"
-BLD_SOURCES="../src/ccextractor.c $SRC_CCX $SRC_GPAC $SRC_ZVBI $SRC_ZLIB $SRC_LIBPNG $SRC_LIB_HASH"
+SRC_LIBPNG="$(find ../src/libpng -name '*.c')"
+SRC_PROTOBUF="$(find ../src/protobuf-c -name '*.c')"
+SRC_UTF8="$(find ../src/utf8proc-c -name '*.c')"
+SRC_ZLIB="$(find ../src/zlib -name '*.c')"
+SRC_ZVBI="$(find ../src/zvbi -name '*.c')"
+BLD_SOURCES="../src/ccextractor.c $SRC_CCX  $SRC_GPAC $SRC_LIB_HASH $SRC_LIBPNG $SRC_PROTOBUF $SRC_UTF8 $SRC_ZLIB $SRC_ZVBI" 
 BLD_LINKER="-lm -liconv"
 
 ./pre-build.sh
 gcc $BLD_FLAGS $BLD_INCLUDE -o ccextractor $BLD_SOURCES $BLD_LINKER
-
-