diff --git a/nemo/collections/asr/parts/numba/spec_augment/spec_aug_numba.py b/nemo/collections/asr/parts/numba/spec_augment/spec_aug_numba.py
index 01c5ea942cf1..fcf5d5cebfeb 100644
--- a/nemo/collections/asr/parts/numba/spec_augment/spec_aug_numba.py
+++ b/nemo/collections/asr/parts/numba/spec_augment/spec_aug_numba.py
@@ -154,7 +154,7 @@ def launch_spec_augment_kernel(
     if time_masks > 0 or freq_masks > 0:
         # Parallelize over freq and time axis, parallel threads over batch
         # Sequential over masks (adaptive in time).
-        blocks_per_grid = [sh[1], sh[2]]
+        blocks_per_grid = tuple([sh[1], sh[2]])
         # threads_per_block = min(MAX_THREAD_BUFFER, max(freq_masks, time_masks))
         threads_per_block = min(MAX_THREAD_BUFFER, x.shape[0])
 
diff --git a/nemo/core/utils/numba_utils.py b/nemo/core/utils/numba_utils.py
index 6e1a8cb247d6..c11ea34f5ce9 100644
--- a/nemo/core/utils/numba_utils.py
+++ b/nemo/core/utils/numba_utils.py
@@ -17,6 +17,8 @@
 import operator
 import os
 
+import numba
+
 from nemo.utils import model_utils
 
 # Prevent Numba CUDA logs from showing at info level
@@ -159,4 +161,6 @@ def skip_numba_cuda_test_if_unsupported(min_version: str):
     if not numba_cuda_support:
         import pytest
 
-        pytest.skip(f"Numba cuda test is being skipped. Minimum version required : {min_version}")
+        pytest.skip(
+            f"Numba cuda test is being skipped. Minimum version required : {min_version}, found {numba.version_info}"
+        )