--- a/Makefile
+++ b/Makefile
@@ -25,7 +25,7 @@ RELATIVE_INCLUDES = $(addprefix src/, $(
 
 LDFLAGS_SL += $(filter -lm, $(LIBS))
 
-REGRESS = security rum rum_validate rum_hash ruminv timestamp orderby orderby_hash \
+REGRESS = security rum rum_hash ruminv timestamp orderby orderby_hash \
 	altorder altorder_hash limits \
 	int2 int4 int8 float4 float8 money oid \
     time timetz date interval \
