diff --git a/compiler/z80/agsdasz80.pas b/compiler/z80/agsdasz80.pas
index d85ae3ef3a..9d5e838ead 100644
--- a/compiler/z80/agsdasz80.pas
+++ b/compiler/z80/agsdasz80.pas
@@ -63,6 +63,9 @@ unit agsdasz80;
        cutils,globals,verbose,
        cpuinfo,
        cgbase,cgutils,
+{$ifdef FPC_SOFT_FPUX80}
+       sfpux80,
+{$endif FPC_SOFT_FPUX80}
        finput;
 
     const
diff --git a/compiler/z80/agz80vasm.pas b/compiler/z80/agz80vasm.pas
index 3b5c7f2cd8..8598337afa 100644
--- a/compiler/z80/agz80vasm.pas
+++ b/compiler/z80/agz80vasm.pas
@@ -63,6 +63,9 @@ unit agz80vasm;
        cutils,globals,verbose,
        cpuinfo,
        cgbase,cgutils,
+{$ifdef FPC_SOFT_FPUX80}
+       sfpux80,
+{$endif FPC_SOFT_FPUX80}
        finput;
 
     const