diff --git a/tests/tcg/arm/Makefile.target b/tests/tcg/arm/Makefile.target
index 95f891bf8c..8e287191af 100644
--- a/tests/tcg/arm/Makefile.target
+++ b/tests/tcg/arm/Makefile.target
@@ -29,8 +29,8 @@ test-arm-iwmmxt: test-arm-iwmmxt.S
 
 # Float-convert Tests
 ARM_TESTS += fcvt
-fcvt: LDFLAGS+=-lm
-# fcvt: CFLAGS+=-march=armv8.2-a+fp16 -mfpu=neon-fp-armv8
+fcvt: LDFLAGS += -lm
+fcvt: CFLAGS += -march=armv8.2-a+fp16 -mfpu=neon-fp-armv8
 run-fcvt: fcvt
 	$(call run-test,fcvt,$(QEMU) $<)
 	$(call diff-out,fcvt,$(ARM_SRC)/fcvt.ref)