diff --git a/pkgs/tools/typesetting/lout/builder.sh b/pkgs/tools/typesetting/lout/builder.sh
index ec52adc225bc..cd3b9c67e3c9 100755
--- a/pkgs/tools/typesetting/lout/builder.sh
+++ b/pkgs/tools/typesetting/lout/builder.sh
@@ -39,6 +39,6 @@ cat makefile |									\
   > "$nixMakefile" &&								\
 mkdir -p "$out/bin" && mkdir -p "$out/lib"					\
 mkdir -p "$out/man" && mkdir -p "$out/doc/lout" &&				\
-make -f "$nixMakefile" install installman &&					\
+make -f "$nixMakefile" CC=cc install installman &&					\
 installDoc &&									\
 fixupPhase