--- a/Makefile
+++ b/Makefile
@@ -38,7 +38,8 @@
 	database \
 	gauss \
 	mem2swap \
-	prog_limit
+	prog_limit \
+	connection
 
 .SUFFIXES: .c .cc .asm
 
@@ -210,6 +211,10 @@
 	@echo Linking $< ...
 	@$(CPP) -o $@ $<
 
+connection: connection.o
+	@echo Linking $< ...
+	@$(CPP) -o $@ $<
+
 .PHONY: clean uninstall
 
 clean: