diff --git a/src/gallium/drivers/nouveau/codegen/nv50_ir.cpp b/src/gallium/drivers/nouveau/codegen/nv50_ir.cpp
index b67a1ddbd59..1a6f647c6c6 100644
--- a/src/gallium/drivers/nouveau/codegen/nv50_ir.cpp
+++ b/src/gallium/drivers/nouveau/codegen/nv50_ir.cpp
@@ -905,6 +905,9 @@ TexInstruction::TexInstruction(Function *fn, operation op)
 
    tex.rIndirectSrc = -1;
    tex.sIndirectSrc = -1;
+
+   if (op == OP_TXF)
+      sType = TYPE_U32;
 }
 
 TexInstruction::~TexInstruction()