diff --git a/renderdoc/driver/shaders/spirv/spirv_disassemble.cpp b/renderdoc/driver/shaders/spirv/spirv_disassemble.cpp
index 00dcee467..33881ce93 100644
--- a/renderdoc/driver/shaders/spirv/spirv_disassemble.cpp
+++ b/renderdoc/driver/shaders/spirv/spirv_disassemble.cpp
@@ -4717,15 +4717,15 @@ string ToStrHelper<false, spv::Op>::Get(const spv::Op &el)
 		case spv::OpBitFieldUExtract:                         return "BitFieldUExtract";
 		case spv::OpBitReverse:                               return "BitReverse";
 		case spv::OpBitCount:                                 return "BitCount";
-		case spv::OpDPdx:                                     return "DPdx";
-		case spv::OpDPdy:                                     return "DPdy";
+		case spv::OpDPdx:                                     return "ddx";
+		case spv::OpDPdy:                                     return "ddy";
 		case spv::OpFwidth:                                   return "Fwidth";
-		case spv::OpDPdxFine:                                 return "DPdxFine";
-		case spv::OpDPdyFine:                                 return "DPdyFine";
-		case spv::OpFwidthFine:                               return "FwidthFine";
-		case spv::OpDPdxCoarse:                               return "DPdxCoarse";
-		case spv::OpDPdyCoarse:                               return "DPdyCoarse";
-		case spv::OpFwidthCoarse:                             return "FwidthCoarse";
+		case spv::OpDPdxFine:                                 return "ddx_fine";
+		case spv::OpDPdyFine:                                 return "ddy_fine";
+		case spv::OpFwidthFine:                               return "Fwidth_fine";
+		case spv::OpDPdxCoarse:                               return "ddx_coarse";
+		case spv::OpDPdyCoarse:                               return "ddy_coarse";
+		case spv::OpFwidthCoarse:                             return "Fwidth_coarse";
 		case spv::OpEmitVertex:                               return "EmitVertex";
 		case spv::OpEndPrimitive:                             return "EndPrimitive";
 		case spv::OpEmitStreamVertex:                         return "EmitStreamVertex";