diff --git a/tests/CPP/cout/Makefile b/tests/CPP/cout/Makefile
index 25420a3..3be72e4 100644
--- a/tests/CPP/cout/Makefile
+++ b/tests/CPP/cout/Makefile
@@ -23,7 +23,7 @@ LIBDIR = -L.
 
 SOURCES  := $(wildcard $(SRCDIR)/*.cpp)
 INCLUDES := $(wildcard $(INCDIR)/*.h)
-OBJECTS  := $(SOURCES:$(SRCDIR)/%.c=$(OBJDIR)/%.o)
+OBJECTS  := $(SOURCES:$(SRCDIR)/%.cpp=$(OBJDIR)/%.o)
 
 rm       = rm -f