diff --git a/src/freedreno/isa/ir3-cat3.xml b/src/freedreno/isa/ir3-cat3.xml
index 33361a569ae..457d14bacfa 100644
--- a/src/freedreno/isa/ir3-cat3.xml
+++ b/src/freedreno/isa/ir3-cat3.xml
@@ -288,7 +288,7 @@ SOFTWARE.
 
 <bitset name="sad.s32" extends="#instruction-cat3">
 	<pattern low="55" high="58">1111</pattern>   <!-- OPC -->
-	<derived name="FULL" expr="#false" type="bool"/>  <!-- We think? -->
+	<derived name="FULL" expr="#true" type="bool"/>
 </bitset>
 
 <bitset name="shrm" extends="#instruction-cat3-alt">