diff --git a/ggml/src/ggml-cuda/conv2d-implicit.cu b/ggml/src/ggml-cuda/conv2d-implicit.cu
index 216f895922..fe55de4b91 100644
--- a/ggml/src/ggml-cuda/conv2d-implicit.cu
+++ b/ggml/src/ggml-cuda/conv2d-implicit.cu
@@ -819,9 +819,6 @@ static __global__ void conv2d_implicit_kernel(const half * __restrict__ input,
       }
     }
 
-
-
-
     if (block_k != num_block_tiles_k)
     {
       // switch smem buffers each iteration
diff --git a/ggml/src/ggml-cuda/conv2d-implicit.cuh b/ggml/src/ggml-cuda/conv2d-implicit.cuh
index b242277eb0..0226e715ce 100644
--- a/ggml/src/ggml-cuda/conv2d-implicit.cuh
+++ b/ggml/src/ggml-cuda/conv2d-implicit.cuh
@@ -66,7 +66,7 @@ __device__ __forceinline__ void tileMemcpySwizzleB(
     #pragma unroll
     for (unsigned int i = 0; i < NUM_ITERS; i++){
         // apply swizzle to the dst index
-        const unsigned int src_index = thread_row * src_stride + thread_col * 8;
+        const unsigned int src_index = thread_row * src_stride + start_k + thread_col * 8;
         unsigned int dst_index = thread_row * TILE_COLS_VECTORIZED + thread_col;
         dst_index = dst_index ^ ((dst_index & SWIZZLE_MASK_1) >> SWIZZLE_BITS_1);
         dst_index = dst_index ^ ((dst_index & SWIZZLE_MASK_2) >> SWIZZLE_BITS_2);
@@ -262,7 +262,7 @@ __device__ __forceinline__ void tileMemcpyLoadB(
 
     #pragma unroll
     for (unsigned int i = 0; i < NUM_ITERS; i++){
-        const unsigned int src_index = thread_row * src_stride + block_k + thread_col * 8;
+        const unsigned int src_index = thread_row * src_stride + start_k + block_k + thread_col * 8;
         if (thread_row < param.k && curR < param.r && curS < param.s && curC < param.c && start_k+block_k+thread_col*8 < end_k){
             dst_reg[i] = reinterpret_cast<const float4 *>(&src[src_index])[0];
         }else{ // read 4 halves
diff --git a/tests/test-conv2d.cpp b/tests/test-conv2d.cpp
index b5e7b18a2a..87abd015dc 100644
--- a/tests/test-conv2d.cpp
+++ b/tests/test-conv2d.cpp
@@ -44,7 +44,7 @@ void load_model(test_model & model, int ic, int oc, int iw, int ih, int kw = 3,
     // create data
     int KW = kw, KH = kh, IC = ic, OC = oc;
     int IW = iw, IH = ih, N = 1;
-    srand(time(NULL));
+    // srand(time(NULL));
 
     // printf(" input: IC = %d, OC = %d, IW = %d, IH = %d \n ", IC, OC, IW, IH);
 
@@ -384,8 +384,8 @@ int main(void)
 
         // for(int i = 0; i < ggml_nelements(wino_res); i++) {
         // for(int i = 0; i < 26*38; i++) {
-        // // for(int i = 26*38; i < 2*26*38; i++) {
-        // // for(int i = 0; i < conv2d_data.size(); i++) {
+        // for(int i = 26*38; i < 2*26*38; i++) {
+        // for(int i = 0; i < conv2d_data.size(); i++) {
         //     float diff = fabs(im2col_data[i] - conv2d_data[i]);
         //     // if(diff > 0.5) {
         //           printf("(%7.3f, %7.3f, %.2f, %d) \n",