diff --git a/fabtests/test_configs/psm3/psm3.exclude b/fabtests/test_configs/psm3/psm3.exclude
index b02ce740b93..418ba8a1b5d 100644
--- a/fabtests/test_configs/psm3/psm3.exclude
+++ b/fabtests/test_configs/psm3/psm3.exclude
@@ -17,3 +17,4 @@ rdm_cntr_pingpong
 multi_recv
 dgram_waitset
 multinode
+rdm_tagged_peek
diff --git a/fabtests/test_configs/ucx/ucx.exclude b/fabtests/test_configs/ucx/ucx.exclude
index 4bb3608c64b..fd557fb1678 100644
--- a/fabtests/test_configs/ucx/ucx.exclude
+++ b/fabtests/test_configs/ucx/ucx.exclude
@@ -43,3 +43,6 @@ writedata
 rdm_atomic
 # FI_INJECT_COMPLETE not supported
 -A inj_complete
+
+# Fails as a race condition because of segfault
+rdm_tagged_peek
\ No newline at end of file