diff --git a/src/libCom/test/Makefile b/src/libCom/test/Makefile
index faf97b718..03b8cc07c 100755
--- a/src/libCom/test/Makefile
+++ b/src/libCom/test/Makefile
@@ -224,12 +224,14 @@ osiSockTest_SRCS += osiSockTest.c
 testHarness_SRCS += osiSockTest.c
 TESTS += osiSockTest
 
+ifeq ($(BUILD_CLASS),HOST)
 ifneq ($(OS_CLASS),WIN32)
 # This test can only be run on a build host, and is broken on Windows
 TESTPROD_HOST += yajl_test
 yajl_test_SRCS += yajl_test.c
 TESTS += yajlTest
 endif
+endif
 
 # The testHarness runs all the test programs in a known working order.
 testHarness_SRCS += epicsRunLibComTests.c