diff --git a/modules/gpu/perf/perf_calib3d.cpp b/modules/gpu/perf/perf_calib3d.cpp
index 91800649c..4a6740598 100644
--- a/modules/gpu/perf/perf_calib3d.cpp
+++ b/modules/gpu/perf/perf_calib3d.cpp
@@ -93,7 +93,7 @@ PERF_TEST_P(ImagePair, Calib3D_StereoBM,
 //////////////////////////////////////////////////////////////////////
 // StereoBeliefPropagation
 
-PERF_TEST_P(ImagePair, Calib3D_StereoBeliefPropagation,
+PERF_TEST_P(ImagePair, DISABLED_Calib3D_StereoBeliefPropagation,
             Values(pair_string("gpu/stereobp/aloe-L.png", "gpu/stereobp/aloe-R.png")))
 {
     declare.time(300.0);
diff --git a/modules/gpu/perf/perf_imgproc.cpp b/modules/gpu/perf/perf_imgproc.cpp
index 1e598297a..23db16e0a 100644
--- a/modules/gpu/perf/perf_imgproc.cpp
+++ b/modules/gpu/perf/perf_imgproc.cpp
@@ -1563,7 +1563,14 @@ PERF_TEST_P(Sz_Type_Op, ImgProc_AlphaComp,
 
         TEST_CYCLE() cv::gpu::alphaComp(d_img1, d_img2, dst, alpha_op);
 
-        GPU_SANITY_CHECK(dst, 1e-3, ERROR_RELATIVE);
+        if (CV_MAT_DEPTH(type) < CV_32F)
+        {
+            GPU_SANITY_CHECK(dst, 1);
+        }
+        else
+        {
+            GPU_SANITY_CHECK(dst, 1e-3, ERROR_RELATIVE);
+        }
     }
     else
     {