diff --git a/src/validationinterface.cpp b/src/validationinterface.cpp
index 0873f9eb7..1488478dc 100644
--- a/src/validationinterface.cpp
+++ b/src/validationinterface.cpp
@@ -69,7 +69,9 @@ void RegisterValidationInterface(CValidationInterface* pwalletIn) {
 }
 
 void UnregisterValidationInterface(CValidationInterface* pwalletIn) {
-    g_signals.m_internals->m_connMainSignals.erase(pwalletIn);
+    if (g_signals.m_internals) {
+        g_signals.m_internals->m_connMainSignals.erase(pwalletIn);
+    }
 }
 
 void UnregisterAllValidationInterfaces() {