diff --git a/bindings/python/setup.py b/bindings/python/setup.py
index b031f69e3f..2b3797a8a3 100755
--- a/bindings/python/setup.py
+++ b/bindings/python/setup.py
@@ -118,6 +118,8 @@ def build_libraries():
         cmake_args = ["cmake", '-B', BUILD_DIR, '-S', UC_DIR, "-DCMAKE_BUILD_TYPE=" + conf]
         if os.getenv("TRACE"):
             cmake_args += ["-DUNICORN_TRACER=on"]
+        if conf == "Debug":
+            cmake_args += ["-DUNICORN_LOGGING=on"]
         subprocess.check_call(cmake_args, cwd=UC_DIR)
         threads = os.getenv("THREADS", "4")
         subprocess.check_call(["cmake", "--build", ".", "-j" + threads], cwd=BUILD_DIR)
diff --git a/tests/regress/jumping.py b/tests/regress/jumping.py
index b7bb109058..8df38c7fbd 100755
--- a/tests/regress/jumping.py
+++ b/tests/regress/jumping.py
@@ -12,9 +12,9 @@
 # rdx would never be set to 0xbabe unless we set zf to 1
 CODE = (
     b"\x48\x31\xc0"                                 #       xor       rax, rax
-    b"\x48\xb8\x04\x00\x00\x00\x00\x00\x00\x00"     #       movabs    rax, 0x4
-    b"\x48\x3d\x05\x00\x00\x00"                     #       cmp       rax, 0x5      <-- never true, zf is cleared
-    b"\x74\x05"                                     #       je        0x1a
+    b"\x48\xb8\x04\x00\x00\x00\x00\x00\x00\x00"     #  03:  movabs    rax, 0x4
+    b"\x48\x3d\x05\x00\x00\x00"                     #  0d:  cmp       rax, 0x5      <-- never true, zf is cleared
+    b"\x74\x05"                                     #  13:  je        0x1a
     b"\xe9\x0f\x00\x00\x00"                         #       jmp       0x29
     b"\x48\xba\xbe\xba\x00\x00\x00\x00\x00\x00"     #  1a:  movabs    rdx, 0xbabe   <-- never reached unless we set zf
     b"\xe9\x0f\x00\x00\x00"                         #       jmp       0x38
diff --git a/tests/regress/regress.py b/tests/regress/regress.py
index e0f873eabd..00d5bd4b9b 100755
--- a/tests/regress/regress.py
+++ b/tests/regress/regress.py
@@ -29,7 +29,7 @@ def __setup_logger(name):
 
 
 logger = __setup_logger('UnicornRegress')
-logger.setLevel(logging.INFO)
+logger.setLevel(os.environ.get("UNICORN_DEBUG", "INFO").upper())
 
 
 def main():