diff --git a/modules/imgproc/src/canny.cpp b/modules/imgproc/src/canny.cpp
index dfa7953b10..44fd42a2a4 100644
--- a/modules/imgproc/src/canny.cpp
+++ b/modules/imgproc/src/canny.cpp
@@ -41,12 +41,13 @@
 
 #include "precomp.hpp"
 
+/*
 #if defined (HAVE_IPP) && (IPP_VERSION_MAJOR >= 7)
 #define USE_IPP_CANNY 1
 #else
 #undef USE_IPP_CANNY
 #endif
-
+*/
 #ifdef USE_IPP_CANNY
 namespace cv
 {
diff --git a/modules/imgproc/src/color.cpp b/modules/imgproc/src/color.cpp
index e96f022d94..15c214ef91 100644
--- a/modules/imgproc/src/color.cpp
+++ b/modules/imgproc/src/color.cpp
@@ -3737,7 +3737,7 @@ void cv::cvtColor( InputArray _src, OutputArray _dst, int code, int dcn )
             CV_Assert( scn == 3 || scn == 4 );
             _dst.create(sz, CV_MAKETYPE(depth, 1));
             dst = _dst.getMat();
-
+/*
 #if defined (HAVE_IPP) && (IPP_VERSION_MAJOR >= 7)
             if( code == CV_BGR2GRAY )
             {
@@ -3760,7 +3760,7 @@ void cv::cvtColor( InputArray _src, OutputArray _dst, int code, int dcn )
                     return;
             }
 #endif
-
+*/
             bidx = code == CV_BGR2GRAY || code == CV_BGRA2GRAY ? 0 : 2;
 
             if( depth == CV_8U )
diff --git a/modules/imgproc/src/imgwarp.cpp b/modules/imgproc/src/imgwarp.cpp
index 1ae73291f7..2c87efe446 100644
--- a/modules/imgproc/src/imgwarp.cpp
+++ b/modules/imgproc/src/imgwarp.cpp
@@ -1846,7 +1846,7 @@ void cv::resize( InputArray _src, OutputArray _dst, Size dsize,
     int depth = src.depth(), cn = src.channels();
     double scale_x = 1./inv_scale_x, scale_y = 1./inv_scale_y;
     int k, sx, sy, dx, dy;
-
+/*
 #if defined (HAVE_IPP) && (IPP_VERSION_MAJOR >= 7)
     int mode = interpolation == INTER_LINEAR ? IPPI_INTER_LINEAR : 0;
     int type = src.type();
@@ -1874,7 +1874,7 @@ void cv::resize( InputArray _src, OutputArray _dst, Size dsize,
             return;
     }
 #endif
-
+*/
     if( interpolation == INTER_NEAREST )
     {
         resizeNN( src, dst, inv_scale_x, inv_scale_y );
@@ -3477,7 +3477,7 @@ void cv::warpAffine( InputArray _src, OutputArray _dst,
     int* adelta = &_abdelta[0], *bdelta = adelta + dst.cols;
     const int AB_BITS = MAX(10, (int)INTER_BITS);
     const int AB_SCALE = 1 << AB_BITS;
-
+/*
 #if defined (HAVE_IPP) && (IPP_VERSION_MAJOR >= 7)
     int depth = src.depth();
     int channels = src.channels();
@@ -3521,7 +3521,7 @@ void cv::warpAffine( InputArray _src, OutputArray _dst,
         }
     }
 #endif
-
+*/
     for( x = 0; x < dst.cols; x++ )
     {
         adelta[x] = saturate_cast<int>(M[0]*x*AB_SCALE);
@@ -3702,7 +3702,7 @@ void cv::warpPerspective( InputArray _src, OutputArray _dst, InputArray _M0,
 
     if( !(flags & WARP_INVERSE_MAP) )
          invert(matM, matM);
-
+/*
 #if defined (HAVE_IPP) && (IPP_VERSION_MAJOR >= 7)
     int depth = src.depth();
     int channels = src.channels();
@@ -3746,7 +3746,7 @@ void cv::warpPerspective( InputArray _src, OutputArray _dst, InputArray _M0,
         }
     }
 #endif
-
+*/
     Range range(0, dst.rows);
     warpPerspectiveInvoker invoker(src, dst, M, interpolation, borderType, borderValue);
     parallel_for_(range, invoker, dst.total()/(double)(1<<16));
diff --git a/modules/objdetect/src/haar.cpp b/modules/objdetect/src/haar.cpp
index 6bde067560..7d22feed9c 100644
--- a/modules/objdetect/src/haar.cpp
+++ b/modules/objdetect/src/haar.cpp
@@ -335,7 +335,7 @@ icvCreateHidHaarClassifierCascade( CvHaarClassifierCascade* cascade )
             out->isStumpBased &= node_count == 1;
         }
     }
-
+/*
 #ifdef HAVE_IPP
     int can_use_ipp = !out->has_tilted_features && !out->is_tree && out->isStumpBased;
 
@@ -391,7 +391,7 @@ icvCreateHidHaarClassifierCascade( CvHaarClassifierCascade* cascade )
         }
     }
 #endif
-
+*/
     cascade->hid_cascade = out;
     assert( (char*)haar_node_ptr - (char*)out <= datasize );