diff --git a/src/shader_recompiler/backend/spirv/emit_spirv.cpp b/src/shader_recompiler/backend/spirv/emit_spirv.cpp
index 900d4047..f0cf15af 100644
--- a/src/shader_recompiler/backend/spirv/emit_spirv.cpp
+++ b/src/shader_recompiler/backend/spirv/emit_spirv.cpp
@@ -28,6 +28,7 @@ static constexpr spv::ExecutionMode GetInputPrimitiveType(AmdGpu::PrimitiveType
         return spv::ExecutionMode::InputLines;
     case AmdGpu::PrimitiveType::TriangleList:
     case AmdGpu::PrimitiveType::TriangleStrip:
+    case AmdGpu::PrimitiveType::RectList:
         return spv::ExecutionMode::Triangles;
     case AmdGpu::PrimitiveType::AdjTriangleList:
         return spv::ExecutionMode::InputTrianglesAdjacency;
diff --git a/src/shader_recompiler/backend/spirv/spirv_emit_context.cpp b/src/shader_recompiler/backend/spirv/spirv_emit_context.cpp
index 281c487a..575bf91f 100644
--- a/src/shader_recompiler/backend/spirv/spirv_emit_context.cpp
+++ b/src/shader_recompiler/backend/spirv/spirv_emit_context.cpp
@@ -47,6 +47,7 @@ static constexpr u32 NumVertices(AmdGpu::PrimitiveType type) {
         return 2u;
     case AmdGpu::PrimitiveType::TriangleList:
     case AmdGpu::PrimitiveType::TriangleStrip:
+    case AmdGpu::PrimitiveType::RectList:
         return 3u;
     case AmdGpu::PrimitiveType::AdjTriangleList:
         return 6u;