diff --git a/plugins/libimhex/include/hex/lang/ast_node.hpp b/plugins/libimhex/include/hex/lang/ast_node.hpp
index f988bf24d..0ea892c25 100644
--- a/plugins/libimhex/include/hex/lang/ast_node.hpp
+++ b/plugins/libimhex/include/hex/lang/ast_node.hpp
@@ -188,6 +188,7 @@ namespace hex::lang {
 
         ~ASTNodeVariableDecl() override {
             delete this->m_type;
+            delete this->m_placementOffset;
         }
 
         [[nodiscard]] ASTNode* clone() const override {
@@ -226,6 +227,7 @@ namespace hex::lang {
         ~ASTNodeArrayVariableDecl() override {
             delete this->m_type;
             delete this->m_size;
+            delete this->m_placementOffset;
         }
 
         [[nodiscard]] ASTNode* clone() const override {
@@ -262,6 +264,8 @@ namespace hex::lang {
 
         ~ASTNodePointerVariableDecl() override {
             delete this->m_type;
+            delete this->m_sizeType;
+            delete this->m_placementOffset;
         }
 
         [[nodiscard]] ASTNode* clone() const override {
diff --git a/plugins/libimhex/include/hex/lang/pattern_data.hpp b/plugins/libimhex/include/hex/lang/pattern_data.hpp
index de59262bd..fb0ffbea1 100644
--- a/plugins/libimhex/include/hex/lang/pattern_data.hpp
+++ b/plugins/libimhex/include/hex/lang/pattern_data.hpp
@@ -217,6 +217,10 @@ namespace hex::lang {
             this->m_pointedAt->setVariableName("*" + this->m_pointedAt->getVariableName());
         }
 
+        ~PatternDataPointer() override {
+            delete this->m_pointedAt;
+        }
+
         PatternData* clone() override {
             return new PatternDataPointer(*this);
         }
@@ -453,6 +457,11 @@ namespace hex::lang {
                 this->m_entries.push_back(entry->clone());
         }
 
+        ~PatternDataArray() override {
+            for (const auto &entry : this->m_entries)
+                delete entry;
+        }
+
         PatternData* clone() override {
             return new PatternDataArray(*this);
         }
@@ -528,6 +537,11 @@ namespace hex::lang {
                 this->m_members.push_back(member->clone());
         }
 
+        ~PatternDataStruct() override {
+            for (const auto &member : this->m_members)
+                delete member;
+        }
+
         PatternData* clone() override {
             return new PatternDataStruct(*this);
         }
@@ -609,6 +623,11 @@ namespace hex::lang {
                 this->m_members.push_back(member->clone());
         }
 
+        ~PatternDataUnion() override {
+            for (const auto &member : this->m_members)
+                delete member;
+        }
+
         PatternData* clone() override {
             return new PatternDataUnion(*this);
         }