diff --git a/src/desktop/Rule.cpp b/src/desktop/Rule.cpp
index dd1848d4..ae280642 100644
--- a/src/desktop/Rule.cpp
+++ b/src/desktop/Rule.cpp
@@ -1,11 +1,16 @@
 #include "Rule.hpp"
 #include <re2/re2.h>
+#include "../debug/Log.hpp"
 
 CRuleRegexContainer::CRuleRegexContainer(const std::string& regex_) {
     const bool NEGATIVE = regex_.starts_with("negative:");
 
     negative = NEGATIVE;
     regex    = std::make_unique<RE2>(NEGATIVE ? regex_.substr(9) : regex_);
+
+    // TODO: maybe pop an error?
+    if (!regex->ok())
+        Debug::log(ERR, "RuleRegexContainer: regex {} failed to parse!", regex_);
 }
 
 bool CRuleRegexContainer::passes(const std::string& str) const {