diff --git a/configure.ac b/configure.ac
index 9b411cd..3bfed5f 100755
--- a/configure.ac
+++ b/configure.ac
@@ -131,6 +131,7 @@
 AM_CONDITIONAL([AUDIO_HW_FFV], [test x$AUDIO_FEATURE_ENABLED_FFV = xtrue])
 AM_CONDITIONAL([CUSTOM_STEREO], [test x$AUDIO_FEATURE_ENABLED_CUSTOM_STEREO = xtrue])
 AM_CONDITIONAL([RUN_KEEP_ALIVE_IN_ARM_FFV], [test x$AUDIO_FEATURE_ENABLED_KEEP_ALIVE_ARM_FFV = xtrue])
+AM_CONDITIONAL([INSTANCE_ID], [test x$AUDIO_FEATURE_ENABLED_INSTANCE_ID = xtrue])
 
 AC_CONFIG_FILES([ \
         Makefile \
diff --git a/hal/Makefile.am b/hal/Makefile.am
index 46882f1..995622d 100644
--- a/hal/Makefile.am
+++ b/hal/Makefile.am
@@ -204,6 +204,10 @@
 AM_CFLAGS += -DCUSTOM_STEREO_ENABLED
 endif
 
+if INSTANCE_ID
+AM_CFLAGS += -DINSTANCE_ID_ENABLED
+endif
+
 h_sources = audio_extn/audio_defs.h \
             audio_extn/audio_extn.h \
             audio_hw.h \