diff --git a/kernels/simple_mult/linalg.preproc18.mlir b/kernels/simple_mult/linalg.preproc18.mlir
deleted file mode 100644
index dd677e04..00000000
--- a/kernels/simple_mult/linalg.preproc18.mlir
+++ /dev/null
@@ -1,12 +0,0 @@
-"builtin.module"() ({
-  "func.func"() ({
-  ^bb0(%arg0: memref<64xi32>, %arg1: memref<64xi32>, %arg2: memref<64xi32>):
-    "linalg.generic"(%arg0, %arg1, %arg2) ({
-    ^bb0(%arg3: i32, %arg4: i32, %arg5: i32):
-      %0 = "arith.muli"(%arg3, %arg4) : (i32, i32) -> i32
-      "linalg.yield"(%0) : (i32) -> ()
-    }) {"indexing_maps" = [affine_map<(d0) -> (d0)>, affine_map<(d0) -> (d0)>, affine_map<(d0) -> (d0)>], "iterator_types" = [#linalg.iterator_type<parallel>], "operandSegmentSizes" = array<i32: 2, 1>} : (memref<64xi32>, memref<64xi32>, memref<64xi32>) -> ()
-    "func.return"() : () -> ()
-  }) {function_type = (memref<64xi32>, memref<64xi32>, memref<64xi32>) -> (), sym_name = "simple_mult", sym_visibility = "public"} : () -> ()
-}) : () -> ()
-