diff --git a/test/sanitizer_suppressions/ubsan b/test/sanitizer_suppressions/ubsan
--- a/test/sanitizer_suppressions/ubsan
+++ b/test/sanitizer_suppressions/ubsan
@@ -33,3 +33,5 @@
 unsigned-integer-overflow:util/strencodings.cpp
 unsigned-integer-overflow:validation.cpp
 vptr:fs.cpp
+# Only occurs with the cmake build and clang-7
+vptr:avalanche_tests.cpp