diff --git a/build/pkgs/pynac/dependencies b/build/pkgs/pynac/dependencies
index 9cc49def7be..94337012126 100644
--- a/build/pkgs/pynac/dependencies
+++ b/build/pkgs/pynac/dependencies
@@ -1,4 +1,4 @@
-$(PYTHON) $(MP_LIBRARY) flint singular giac | pkgconf
+$(PYTHON) $(MP_LIBRARY) flint singular | pkgconf
 
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 All lines of this file are ignored except the first.