diff --git a/renderdoc/driver/d3d11/d3d11_common.cpp b/renderdoc/driver/d3d11/d3d11_common.cpp
index ee57a88e9..9361f6a7b 100644
--- a/renderdoc/driver/d3d11/d3d11_common.cpp
+++ b/renderdoc/driver/d3d11/d3d11_common.cpp
@@ -453,15 +453,6 @@ ResourceRange::ResourceRange(ID3D11Resource *res, UINT mip, UINT slice)
   stencilReadOnly = false;
 }
 
-D3D11InitParams::D3D11InitParams()
-{
-  DriverType = D3D_DRIVER_TYPE_UNKNOWN;
-  Flags = 0;
-  SDKVersion = D3D11_SDK_VERSION;
-  NumFeatureLevels = 0;
-  RDCEraseEl(FeatureLevels);
-}
-
 bool D3D11InitParams::IsSupportedVersion(uint64_t ver)
 {
   if(ver == CurrentVersion)
diff --git a/renderdoc/driver/d3d11/d3d11_device.h b/renderdoc/driver/d3d11/d3d11_device.h
index 1c38b7eb7..4fa4a1634 100644
--- a/renderdoc/driver/d3d11/d3d11_device.h
+++ b/renderdoc/driver/d3d11/d3d11_device.h
@@ -54,15 +54,13 @@ enum TextureDisplayType
 
 struct D3D11InitParams
 {
-  D3D11InitParams();
+  D3D_DRIVER_TYPE DriverType = D3D_DRIVER_TYPE_UNKNOWN;
+  UINT Flags = 0;
+  UINT SDKVersion = D3D11_SDK_VERSION;
+  UINT NumFeatureLevels = 0;
+  D3D_FEATURE_LEVEL FeatureLevels[16] = {};
 
-  D3D_DRIVER_TYPE DriverType;
-  UINT Flags;
-  UINT SDKVersion;
-  UINT NumFeatureLevels;
-  D3D_FEATURE_LEVEL FeatureLevels[16];
-
-  DXGI_ADAPTER_DESC AdapterDesc;
+  DXGI_ADAPTER_DESC AdapterDesc = {};
 
   // check if a frame capture section version is supported
   static const uint64_t CurrentVersion = 0x11;
diff --git a/renderdoc/driver/d3d12/d3d12_common.cpp b/renderdoc/driver/d3d12/d3d12_common.cpp
index 531b4df41..f67988fbe 100644
--- a/renderdoc/driver/d3d12/d3d12_common.cpp
+++ b/renderdoc/driver/d3d12/d3d12_common.cpp
@@ -184,11 +184,6 @@ HRESULT EnumAdapterByLuid(IDXGIFactory1 *factory, LUID luid, IDXGIAdapter **pAda
   return E_FAIL;
 }
 
-D3D12InitParams::D3D12InitParams()
-{
-  MinimumFeatureLevel = D3D_FEATURE_LEVEL_11_0;
-}
-
 bool D3D12InitParams::IsSupportedVersion(uint64_t ver)
 {
   if(ver == CurrentVersion)
diff --git a/renderdoc/driver/d3d12/d3d12_device.h b/renderdoc/driver/d3d12/d3d12_device.h
index 37373b0d2..06d00deb2 100644
--- a/renderdoc/driver/d3d12/d3d12_device.h
+++ b/renderdoc/driver/d3d12/d3d12_device.h
@@ -41,11 +41,9 @@ struct IAmdExtD3DFactory;
 
 struct D3D12InitParams
 {
-  D3D12InitParams();
+  D3D_FEATURE_LEVEL MinimumFeatureLevel = D3D_FEATURE_LEVEL_11_0;
 
-  D3D_FEATURE_LEVEL MinimumFeatureLevel;
-
-  DXGI_ADAPTER_DESC AdapterDesc;
+  DXGI_ADAPTER_DESC AdapterDesc = {};
 
   // check if a frame capture section version is supported
   static const uint64_t CurrentVersion = 0x8;