diff --git a/generator/jsonserializationcodegenerator.cpp b/generator/jsonserializationcodegenerator.cpp
index 700d96d..b0c4302 100644
--- a/generator/jsonserializationcodegenerator.cpp
+++ b/generator/jsonserializationcodegenerator.cpp
@@ -146,7 +146,7 @@ void JsonSerializationCodeGenerator::generate(ostream &os) const
             os << "    pull(static_cast<::" << baseClass->qualifiedName << " &>(reflectable), value, errors);\n";
         }
         os << "    // set error context for current record\n"
-              "    const char *previousRecord;\n"
+              "    const char *previousRecord = nullptr;\n"
               "    if (errors) {\n"
               "        previousRecord = errors->currentRecord;\n"
               "        errors->currentRecord = \""
diff --git a/lib/json/reflector.h b/lib/json/reflector.h
index 1e814a9..384ef76 100644
--- a/lib/json/reflector.h
+++ b/lib/json/reflector.h
@@ -936,7 +936,7 @@ inline void pull(Type &reflectable, const char *name, const rapidjson::GenericVa
     }
 
     // set error context for current member
-    const char *previousMember;
+    const char *previousMember = nullptr;
     if (errors) {
         previousMember = errors->currentMember;
         errors->currentMember = name;
diff --git a/lib/tests/jsonreflector.cpp b/lib/tests/jsonreflector.cpp
index 3ba4286..a9204e4 100644
--- a/lib/tests/jsonreflector.cpp
+++ b/lib/tests/jsonreflector.cpp
@@ -112,7 +112,7 @@ template <> inline void push<NestingArray>(const NestingArray &reflectable, Valu
 template <>
 inline void pull<TestObject>(TestObject &reflectable, const GenericValue<UTF8<char>>::ConstObject &value, JsonDeserializationErrors *errors)
 {
-    const char *previousRecord;
+    const char *previousRecord = nullptr;
     if (errors) {
         previousRecord = errors->currentRecord;
         errors->currentRecord = "TestObject";
@@ -141,7 +141,7 @@ inline void pull<TestObject>(TestObject &reflectable, const GenericValue<UTF8<ch
 template <>
 inline void pull<NestingObject>(NestingObject &reflectable, const GenericValue<UTF8<char>>::ConstObject &value, JsonDeserializationErrors *errors)
 {
-    const char *previousRecord;
+    const char *previousRecord = nullptr;
     if (errors) {
         previousRecord = errors->currentRecord;
         errors->currentRecord = "NestingObject";
@@ -156,7 +156,7 @@ inline void pull<NestingObject>(NestingObject &reflectable, const GenericValue<U
 template <>
 inline void pull<NestingArray>(NestingArray &reflectable, const GenericValue<UTF8<char>>::ConstObject &value, JsonDeserializationErrors *errors)
 {
-    const char *previousRecord;
+    const char *previousRecord = nullptr;
     if (errors) {
         previousRecord = errors->currentRecord;
         errors->currentRecord = "NestingArray";