diff --git a/tests/cmp_pcm.py b/tests/cmp_pcm.py
index 67aeff0dd96ac91c2a2241972a37e9db1a0e2b6a..6a72e0523f864356418ac1e5f59abd4202b487a4 100755
--- a/tests/cmp_pcm.py
+++ b/tests/cmp_pcm.py
@@ -15,7 +15,11 @@ sys.path.append(os.path.join(os.path.dirname(THIS_PATH), "../scripts"))
 import numpy as np
 import pyaudio3dtools
 import pyivastest
-from .constants import ODG_PATTERN_PQEVALAUDIO
+# Hack to resolve import when using from command line or from within scripts.
+try:
+    from .constants import ODG_PATTERN_PQEVALAUDIO
+except ImportError:
+    from constants import ODG_PATTERN_PQEVALAUDIO
 
 
 def cmp_pcm(