diff --git a/src/shader_recompiler/frontend/decode.cpp b/src/shader_recompiler/frontend/decode.cpp
index 66df5c292..c0b5cf766 100644
--- a/src/shader_recompiler/frontend/decode.cpp
+++ b/src/shader_recompiler/frontend/decode.cpp
@@ -315,6 +315,9 @@ void GcnDecodeContext::repairOperandType() {
     case Opcode::IMAGE_GATHER4_C:
         m_instruction.src[0].type = ScalarType::Any;
         break;
+    case Opcode::IMAGE_GATHER4_C_O:
+        m_instruction.src[0].type = ScalarType::Any;
+        break;
     default:
         break;
     }
diff --git a/src/shader_recompiler/frontend/format.cpp b/src/shader_recompiler/frontend/format.cpp
index 90f10498a..7b3ad00ba 100644
--- a/src/shader_recompiler/frontend/format.cpp
+++ b/src/shader_recompiler/frontend/format.cpp
@@ -3625,8 +3625,8 @@ constexpr std::array<InstFormat, 112> InstructionFormatMIMG = {{
     {InstClass::VectorMemImgSmp, InstCategory::VectorMemory, 4, 1, ScalarType::Uint32,
      ScalarType::Float32},
     // 88 = IMAGE_GATHER4_C_O
-    {InstClass::VectorMemImgSmp, InstCategory::VectorMemory, 4, 1, ScalarType::Undefined,
-     ScalarType::Undefined},
+    {InstClass::VectorMemImgSmp, InstCategory::VectorMemory, 4, 1, ScalarType::Uint32,
+     ScalarType::Float32},
     // 89 = IMAGE_GATHER4_C_CL_O
     {InstClass::VectorMemImgSmp, InstCategory::VectorMemory, 4, 1, ScalarType::Undefined,
      ScalarType::Undefined},
diff --git a/src/shader_recompiler/frontend/translate/vector_memory.cpp b/src/shader_recompiler/frontend/translate/vector_memory.cpp
index 7ecc2e762..c0957c3d1 100644
--- a/src/shader_recompiler/frontend/translate/vector_memory.cpp
+++ b/src/shader_recompiler/frontend/translate/vector_memory.cpp
@@ -144,6 +144,7 @@ void Translator::EmitVectorMemory(const GcnInst& inst) {
         // Image gather operations
     case Opcode::IMAGE_GATHER4_LZ:
     case Opcode::IMAGE_GATHER4_C:
+    case Opcode::IMAGE_GATHER4_C_O:
     case Opcode::IMAGE_GATHER4_C_LZ:
     case Opcode::IMAGE_GATHER4_LZ_O:
         return IMAGE_GATHER(inst);