diff --git a/src/arch/x86/isa/microops/fpop.isa b/src/arch/x86/isa/microops/fpop.isa
index 5365c587ec..b0b925f679 100644
--- a/src/arch/x86/isa/microops/fpop.isa
+++ b/src/arch/x86/isa/microops/fpop.isa
@@ -430,4 +430,6 @@ let {{
     class Pop87(Fp0Op):
         code = ''
         op_class = 'IntAluOp'
+        def __init__(self):
+            super().__init__(spm=1)
 }};