diff --git a/drd/tests/annotate_trace_memory.vgtest b/drd/tests/annotate_trace_memory.vgtest
index 20d5a518a..aa5b94b4d 100644
--- a/drd/tests/annotate_trace_memory.vgtest
+++ b/drd/tests/annotate_trace_memory.vgtest
@@ -1,4 +1,4 @@
-prereq: test -e annotate_trace_memory && ./supported_libpthread
+prereq: test -e annotate_trace_memory && ./supported_libpthread && ! ../../tests/arch_test arm && ! ../../tests/arch_test ppc32 && ! ../../tests/arch_test ppc64
 vgopts: --read-var-info=yes --check-stack-var=yes --show-confl-seg=no --num-callers=2
 prog: annotate_trace_memory
 stderr_filter: filter_stderr_and_thread_no
diff --git a/drd/tests/annotate_trace_memory_xml.vgtest b/drd/tests/annotate_trace_memory_xml.vgtest
index 48da0cb4b..30152332b 100644
--- a/drd/tests/annotate_trace_memory_xml.vgtest
+++ b/drd/tests/annotate_trace_memory_xml.vgtest
@@ -1,4 +1,4 @@
-prereq: test -e annotate_trace_memory && ./supported_libpthread
+prereq: test -e annotate_trace_memory && ./supported_libpthread && ! ../../tests/arch_test arm && ! ../../tests/arch_test ppc32 && ! ../../tests/arch_test ppc64
 vgopts: --read-var-info=yes --check-stack-var=yes --show-confl-seg=no --num-callers=2 --xml=yes --xml-fd=2
 prog: annotate_trace_memory
 stderr_filter: ./filter_xml_and_thread_no