diff --git a/test/CMakeLists.txt b/test/CMakeLists.txt
index 8cc5abe8..2a6a42c5 100644
--- a/test/CMakeLists.txt
+++ b/test/CMakeLists.txt
@@ -1,3 +1,3 @@
 add_executable(vorbis_test util.c util.h write_read.c write_read.h test.c)
-target_link_libraries(vorbis_test PRIVATE Vorbis::vorbisenc)
+target_link_libraries(vorbis_test PRIVATE Vorbis::vorbisenc $<$<BOOL:${HAVE_LIBM}>:m>)
 add_test(NAME vorbis_test COMMAND vorbis_test)