diff --git a/src/plugins/intel_gpu/src/kernel_selector/cl_kernels/experimental_detectron_generate_proposals_single_image_ref.cl b/src/plugins/intel_gpu/src/kernel_selector/cl_kernels/experimental_detectron_generate_proposals_single_image_ref.cl
index 2883bf3e113755..10ae8b12ccd757 100644
--- a/src/plugins/intel_gpu/src/kernel_selector/cl_kernels/experimental_detectron_generate_proposals_single_image_ref.cl
+++ b/src/plugins/intel_gpu/src/kernel_selector/cl_kernels/experimental_detectron_generate_proposals_single_image_ref.cl
@@ -182,7 +182,7 @@ inline void FUNC(quickSortIterative)(__global Box* arr, int l, int h) {
 
         // If there are elements on right side of pivot,
         // then push right side to stack
-        if (p + 1 < h && l < PRE_NMS_TOPN) {
+        if (p + 1 < h && p + 1 < PRE_NMS_TOPN) {
             if (top >= (kStackSize - 1)) {
                 FUNC_CALL(bubbleSortIterative)(arr, p + 1, h);
             } else {