diff --git a/tests/CMakeLists.txt b/tests/CMakeLists.txt
index 6fbfebd..9b8ffeb 100644
--- a/tests/CMakeLists.txt
+++ b/tests/CMakeLists.txt
@@ -34,6 +34,7 @@ function(regression_test testname)
 endfunction(regression_test)
 
 regression_test(test_envelope "" ENVELOPE)
+regression_test(test_out_aux ENVELOPE)
 regression_test(test_load "" LOAD)
 regression_test(test_store "" STORE)
 regression_test(test_globalstore)
diff --git a/tests/expected_output/test_out_aux.raw b/tests/expected_output/test_out_aux.raw
new file mode 100644
index 0000000..59c0e67
Binary files /dev/null and b/tests/expected_output/test_out_aux.raw differ
diff --git a/tests/test_out_aux.asm b/tests/test_out_aux.asm
new file mode 100644
index 0000000..ae929d1
--- /dev/null
+++ b/tests/test_out_aux.asm
@@ -0,0 +1,68 @@
+%define	MAX_INSTRUMENTS	1
+%define	BPM	100
+%define	MAX_PATTERNS 1
+%define	SINGLE_FILE
+%define USE_SECTIONS
+%define GO4K_USE_GLOBAL_DLL
+ 
+%include "../src/4klang.asm"
+
+; //----------------------------------------------------------------------------------------
+; // Pattern Data
+; //----------------------------------------------------------------------------------------
+SECT_DATA(g4kmuc1)
+
+EXPORT MANGLE_DATA(go4k_patterns)
+	db 64, HLD, HLD, HLD, HLD, HLD, HLD, HLD,	0, 0, 0, 0,	0, 0, 0, 0,		
+
+; //----------------------------------------------------------------------------------------
+; // Pattern Index List
+; //----------------------------------------------------------------------------------------
+SECT_DATA(g4kmuc2)
+
+EXPORT MANGLE_DATA(go4k_pattern_lists)
+Instrument0List		db	0,
+
+; //----------------------------------------------------------------------------------------
+; // Instrument	Commands
+; //----------------------------------------------------------------------------------------
+SECT_DATA(g4kmuc3)
+
+EXPORT MANGLE_DATA(go4k_synth_instructions)
+
+GO4K_BEGIN_CMDDEF(Instrument0)
+	db GO4K_ENV_ID	
+	db GO4K_ENV_ID	
+	db GO4K_OUT_ID
+GO4K_END_CMDDEF
+;//	global commands
+GO4K_BEGIN_CMDDEF(Global)	
+	db GO4K_ACC_ID	
+	db GO4K_OUT_ID
+GO4K_END_CMDDEF
+
+; //----------------------------------------------------------------------------------------
+; // Intrument Data
+; //----------------------------------------------------------------------------------------
+SECT_DATA(g4kmuc4)
+
+EXPORT MANGLE_DATA(go4k_synth_parameter_values)
+
+GO4K_BEGIN_PARAMDEF(Instrument0)
+	GO4K_ENV	ATTAC(64),DECAY(64),SUSTAIN(64),RELEASE(80),GAIN(128)	
+	GO4K_ENV	ATTAC(95),DECAY(64),SUSTAIN(64),RELEASE(80),GAIN(128)	
+	GO4K_OUT	GAIN(0), AUXSEND(128)
+GO4K_END_PARAMDEF
+;//	global parameters
+GO4K_BEGIN_PARAMDEF(Global)	
+	GO4K_ACC	ACCTYPE(AUX)	
+	GO4K_OUT	GAIN(128), AUXSEND(0)
+GO4K_END_PARAMDEF
+
+; //----------------------------------------------------------------------------------------
+; // Export MAX_SAMPLES for test_renderer
+; //----------------------------------------------------------------------------------------
+SECT_DATA(g4krender)
+
+EXPORT MANGLE_DATA(test_max_samples)
+	dd MAX_SAMPLES
\ No newline at end of file