diff --git a/src/JUDI.jl b/src/JUDI.jl
index d2224c90c..a573573a3 100644
--- a/src/JUDI.jl
+++ b/src/JUDI.jl
@@ -178,6 +178,9 @@ function __init__()
     copy!(devito, pyimport("devito"))
     # Initialize lock at session start
     PYLOCK[] = ReentrantLock()
+    
+    # Prevent autopadding to use external allocator
+    set_devito_config("autopadding", false)
 
     # Prevent autopadding to use external allocator
     set_devito_config("autopadding", false)