diff --git a/tools/ci/testlist/sim-01.dat b/tools/ci/testlist/sim-01.dat
index 36ee20c3e68..c0cd6266475 100644
--- a/tools/ci/testlist/sim-01.dat
+++ b/tools/ci/testlist/sim-01.dat
@@ -36,6 +36,9 @@
 # macOS matter compilation is not currently supported
 -Darwin,sim:matter
 
+# macOS has trouble with sim:libcxxtest
+-Darwin,sim:libcxxtest
+
 # Boards build by CMake
 CMake,sim:alsa
 CMake,sim:bluetooth