diff --git a/gcc/Makefile.in b/gcc/Makefile.in
index c710bad27b1..9c6c1c93b97 100644
--- a/gcc/Makefile.in
+++ b/gcc/Makefile.in
@@ -2296,6 +2296,7 @@ s-bversion: BASE-VER
 
 CFLAGS-toplev.o += -DTARGET_NAME=\"$(target_noncanonical)\"
 CFLAGS-optinfo-emit-json.o += -DTARGET_NAME=\"$(target_noncanonical)\" $(ZLIBINC)
+CFLAGS-analyzer/engine.o += $(ZLIBINC)
 
 pass-instances.def: $(srcdir)/passes.def $(PASSES_EXTRA) \
 		    $(srcdir)/gen-pass-instances.awk