diff --git a/ivas_processing_scripts/audiotools/wrappers/esdru.py b/ivas_processing_scripts/audiotools/wrappers/esdru.py
index 10c1719c5a02348f2787fe2dd277da6076d3fb7f..d7fbd925778d1ab8c5ad33ec28cd7116ed7254f0 100755
--- a/ivas_processing_scripts/audiotools/wrappers/esdru.py
+++ b/ivas_processing_scripts/audiotools/wrappers/esdru.py
@@ -83,12 +83,12 @@ def esdru(
             "ESDRU condition only available for STEREO or BINAURAL output format"
         )
 
-    if alpha <= 0.0 or alpha >= 1.0:
+    if alpha < 0.0 or alpha > 1.0:
         raise Exception(
             "Alpha value is out of bounds. Please choose a value between 0.0 and 1.0."
         )
 
-    if e_step <= 0.0 or e_step >= 1.0:
+    if e_step < 0.0 or e_step > 1.0:
         raise Exception(
             "Step value is out of bounds. Please choose a value between 0.0 and 1.0."
         )