diff --git a/asymptote/Makefile.in b/asymptote/Makefile.in

index bf93e2a..ee87c53 100644

--- a/asymptote/Makefile.in

+++ b/asymptote/Makefile.in

@@ -9,7 +9,7 @@ GCLIB = @GCLIB@

 GCPPLIB = @GCPPLIB@

 GCLIBS = $(GCPPLIB) $(GCLIB)

 LFLAGS = @LDFLAGS@

-LIBS = $(LFLAGS) @LIBS@ $(GCLIBS)

+LIBS = $(LFLAGS) @LIBS@ $(GCLIBS) -lGL

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