diff --git a/Makefile.in b/Makefile.in
index 6a177453..053e2555 100644
--- a/Makefile.in
+++ b/Makefile.in
@@ -86,8 +86,8 @@ SUBDIRS = src doc po tests util windows
 # default target
 all: src/config.h Makefile $(SUBDIRS)
 
-unittest: src/config.h Makefile	
-	cd tests && $(MAKE) $(TESTDEFS) $@
+unittest: src/config.h Makefile 
+	cd tests && $(MAKE) $(MAKEDEFS) $@
 	
 check: all