diff --git a/flang/lib/Optimizer/CodeGen/TargetRewrite.cpp b/flang/lib/Optimizer/CodeGen/TargetRewrite.cpp
index 1b86d5241704b1..ae6e7ce798d998 100644
--- a/flang/lib/Optimizer/CodeGen/TargetRewrite.cpp
+++ b/flang/lib/Optimizer/CodeGen/TargetRewrite.cpp
@@ -27,7 +27,6 @@
 #include "flang/Optimizer/Dialect/Support/FIRContext.h"
 #include "flang/Optimizer/Support/DataLayout.h"
 #include "mlir/Dialect/DLTI/DLTI.h"
-#include "mlir/Dialect/GPU/IR/GPUDialect.h"
 #include "mlir/Dialect/LLVMIR/LLVMDialect.h"
 #include "mlir/Transforms/DialectConversion.h"
 #include "llvm/ADT/STLExtras.h"
@@ -721,11 +720,6 @@ class TargetRewrite : public fir::impl::TargetRewritePassBase<TargetRewrite> {
 
       convertSignature(fn);
     }
-
-    for (auto gpuMod : mod.getOps<mlir::gpu::GPUModuleOp>())
-      for (auto fn : gpuMod.getOps<mlir::func::FuncOp>())
-        convertSignature(fn);
-
     return mlir::success();
   }
 
diff --git a/flang/test/Fir/CUDA/cuda-target-rewrite.mlir b/flang/test/Fir/CUDA/cuda-target-rewrite.mlir
deleted file mode 100644
index d85cca38870adb..00000000000000
--- a/flang/test/Fir/CUDA/cuda-target-rewrite.mlir
+++ /dev/null
@@ -1,16 +0,0 @@
-// RUN: fir-opt --target-rewrite %s | FileCheck %s
-
-gpu.module @testmod {
-  gpu.func @_QPvcpowdk(%arg0: !fir.ref<complex<f64>> {cuf.data_attr = #cuf.cuda<device>, fir.bindc_name = "a"}) attributes {cuf.proc_attr = #cuf.cuda_proc<global>} {
-    %0 = fir.alloca i64
-    %1 = fir.load %0 : !fir.ref<i64>
-    %2 = fir.load %arg0 : !fir.ref<complex<f64>>
-    %3 = fir.call @_FortranAzpowk(%2, %1) fastmath<contract> : (complex<f64>, i64) -> complex<f64>
-    gpu.return
-  }
-  func.func private @_FortranAzpowk(complex<f64>, i64) -> complex<f64> attributes {fir.bindc_name = "_FortranAzpowk", fir.runtime}
-}
-
-// CHECK-LABEL: gpu.func @_QPvcpowdk
-// CHECK: %{{.*}} = fir.call @_FortranAzpowk(%{{.*}}, %{{.*}}, %{{.*}}) : (f64, f64, i64) -> tuple<f64, f64>
-// CHECK: func.func private @_FortranAzpowk(f64, f64, i64) -> tuple<f64, f64> attributes {fir.bindc_name = "_FortranAzpowk", fir.runtime}