diff --git a/contrib/linux-kernel/test/Makefile b/contrib/linux-kernel/test/Makefile
index 0aa6d8173..e33a256a4 100644
--- a/contrib/linux-kernel/test/Makefile
+++ b/contrib/linux-kernel/test/Makefile
@@ -12,15 +12,9 @@ CPPFLAGS += $(IFLAGS)
 ../lib/zstd/libzstd.a: $(OBJECTS)
 	$(AR) $(ARFLAGS) $@ $^
 
-UserlandTest: UserlandTest.cpp ../lib/zstd/libzstd.a
+UserlandTest: UserlandTest.cpp ../lib/zstd/libzstd.a ../lib/xxhash.o
 	$(CXX) $(CXXFLAGS) $(CFLAGS) $(CPPFLAGS) $^ googletest/build/googlemock/gtest/libgtest.a googletest/build/googlemock/gtest/libgtest_main.a -o $@
 
-../lib/zstd/xxhash.o: ../lib/zstd/xxhash.c
-	$(CC) $(CFLAGS) -c $^ -o $@
-
-../../../lib/common/xxhash.o: ../../../lib/common/xxhash.c
-	$(CC) $(CFLAGS) -c $^ -o $@
-
 XXHashUserlandTest: XXHashUserlandTest.cpp ../lib/xxhash.o ../../../lib/common/xxhash.o
 	$(CXX) $(CXXFLAGS) $(CFLAGS) $(CPPFLAGS) $^ googletest/build/googlemock/gtest/libgtest.a googletest/build/googlemock/gtest/libgtest_main.a -o $@