diff --git a/lib/libimhex/include/hex/pattern_language/patterns/pattern.hpp b/lib/libimhex/include/hex/pattern_language/patterns/pattern.hpp
index c63c4a179..944c4c18c 100644
--- a/lib/libimhex/include/hex/pattern_language/patterns/pattern.hpp
+++ b/lib/libimhex/include/hex/pattern_language/patterns/pattern.hpp
@@ -211,7 +211,7 @@ namespace hex::pl {
                    this->m_local == other.m_local;
         }
 
-        [[nodiscard]] std::string formatDisplayValue(const std::string &value, const Token::Literal &literal) const {
+        [[nodiscard]] std::string calcDisplayValue(const std::string &value, const Token::Literal &literal) const {
             if (!this->m_formatterFunction.has_value())
                 return value;
             else {
@@ -232,6 +232,14 @@ namespace hex::pl {
             }
         }
 
+        [[nodiscard]] std::string formatDisplayValue(const std::string &value, const Token::Literal &literal) const {
+            if (!this->m_cachedDisplayValue.has_value()) {
+                this->m_cachedDisplayValue = calcDisplayValue(value, literal);
+            }
+
+            return this->m_cachedDisplayValue.value();
+        }
+
     protected:
         void createDefaultEntry(const std::string &value, Token::Literal &&literal) const {
             ImGui::TableNextRow();
@@ -279,6 +287,7 @@ namespace hex::pl {
 
         u32 m_color = 0x00;
         std::optional<std::string> m_displayName;
+        mutable std::optional<std::string> m_cachedDisplayValue;
         std::string m_variableName;
         std::optional<std::string> m_comment;
         std::string m_typeName;