diff --git a/qa/TL2_FW_iterators_perf/test_pytorch.sh b/qa/TL2_FW_iterators_perf/test_pytorch.sh
index 5df1a4a74e3..0d7df655f9a 100755
--- a/qa/TL2_FW_iterators_perf/test_pytorch.sh
+++ b/qa/TL2_FW_iterators_perf/test_pytorch.sh
@@ -9,6 +9,9 @@ do_once() {
 }
 
 test_body() {
+    # turn off SHARP to avoid NCCL errors
+    export NCCL_NVLS_ENABLE=0
+
     for fw in "pytorch"; do
         python test_RN50_data_fw_iterators.py --framework ${fw} --gpus ${NUM_GPUS} -b 13 \
             --workers 3 --prefetch 2 --epochs 3