diff --git a/QonversionTests/QonversionMapperTests.m b/QonversionTests/QonversionMapperTests.m
index 0b23fd2e..085f1c67 100644
--- a/QonversionTests/QonversionMapperTests.m
+++ b/QonversionTests/QonversionMapperTests.m
@@ -9,6 +9,9 @@
 #import "QONEntitlement.h"
 #import "QONLaunchResult.h"
 #import "QONProduct.h"
+#import "QONRemoteConfig.h"
+#import "QONRemoteConfigMapper.h"
+#import "QONRemoteConfigurationSource.h"
 
 @interface QNMapperTests : XCTestCase
 @property (nonatomic, strong) NSDictionary *userInitSuccess;
@@ -17,6 +20,30 @@ @interface QNMapperTests : XCTestCase
 
 @implementation QNMapperTests
 
+- (void)testRemoteConfigMapperPreservesFrozenAssignmentProvenance {
+  NSDictionary *data = @{
+    @"payload": @{},
+    @"source": @{
+      @"uid": @"rc-frozen",
+      @"name": @"Frozen config",
+      @"type": @"remote_configuration",
+      @"assignment_type": @"frozen",
+      @"context_key": @""
+    }
+  };
+
+  QONRemoteConfig *config = [[[QONRemoteConfigMapper alloc] init] mapRemoteConfig:data];
+
+  XCTAssertNotNil(config.source);
+  XCTAssertEqual(config.source.assignmentType, QONRemoteConfigurationAssignmentTypeFrozen);
+}
+
+- (void)testRemoteConfigAssignmentTypeKeepsExistingNumericValues {
+  XCTAssertEqual(QONRemoteConfigurationAssignmentTypeUnknown, -1);
+  XCTAssertEqual(QONRemoteConfigurationAssignmentTypeAuto, 0);
+  XCTAssertEqual(QONRemoteConfigurationAssignmentTypeManual, 1);
+}
+
 - (void)setUp {
   [super setUp];
   
diff --git a/Sources/Qonversion/Public/QONRemoteConfigurationSource.h b/Sources/Qonversion/Public/QONRemoteConfigurationSource.h
index 070129a6..4209403d 100644
--- a/Sources/Qonversion/Public/QONRemoteConfigurationSource.h
+++ b/Sources/Qonversion/Public/QONRemoteConfigurationSource.h
@@ -13,7 +13,8 @@ NS_ASSUME_NONNULL_BEGIN
 typedef NS_ENUM(NSInteger, QONRemoteConfigurationAssignmentType) {
   QONRemoteConfigurationAssignmentTypeUnknown = -1,
   QONRemoteConfigurationAssignmentTypeAuto = 0,
-  QONRemoteConfigurationAssignmentTypeManual = 1
+  QONRemoteConfigurationAssignmentTypeManual = 1,
+  QONRemoteConfigurationAssignmentTypeFrozen = 2
 } NS_SWIFT_NAME(Qonversion.RemoteConfigurationAssignmentType);
 
 typedef NS_ENUM(NSInteger, QONRemoteConfigurationSourceType) {
diff --git a/Sources/Qonversion/Public/QONRemoteConfigurationSource.m b/Sources/Qonversion/Public/QONRemoteConfigurationSource.m
index 9eafe03a..8fbd21db 100644
--- a/Sources/Qonversion/Public/QONRemoteConfigurationSource.m
+++ b/Sources/Qonversion/Public/QONRemoteConfigurationSource.m
@@ -49,6 +49,9 @@ - (NSString *)prettyAssignmentType {
     
     case QONRemoteConfigurationAssignmentTypeManual:
       result = @"manual"; break;
+
+    case QONRemoteConfigurationAssignmentTypeFrozen:
+      result = @"frozen"; break;
       
     default:
       result = @"unknown"; break;
diff --git a/Sources/Qonversion/Qonversion/Mappers/QONRemoteConfigMapper/QONRemoteConfigMapper.m b/Sources/Qonversion/Qonversion/Mappers/QONRemoteConfigMapper/QONRemoteConfigMapper.m
index 417cd607..6af4acc1 100644
--- a/Sources/Qonversion/Qonversion/Mappers/QONRemoteConfigMapper/QONRemoteConfigMapper.m
+++ b/Sources/Qonversion/Qonversion/Mappers/QONRemoteConfigMapper/QONRemoteConfigMapper.m
@@ -19,6 +19,7 @@
 
 NSString *const kRemoteConfigurationAssignmentTypeAuto = @"auto";
 NSString *const kRemoteConfigurationAssignmentTypeManual = @"manual";
+NSString *const kRemoteConfigurationAssignmentTypeFrozen = @"frozen";
 
 NSString *const kRemoteConfigurationSourceTypeControlGroup = @"experiment_control_group";
 NSString *const kRemoteConfigurationSourceTypeTreatmentGroup = @"experiment_treatment_group";
@@ -46,7 +47,8 @@ - (instancetype)init {
     
     _remoteConfigurationAssignmentTypes = @{
       kRemoteConfigurationAssignmentTypeAuto: @(QONRemoteConfigurationAssignmentTypeAuto),
-      kRemoteConfigurationAssignmentTypeManual: @(QONRemoteConfigurationAssignmentTypeManual)
+      kRemoteConfigurationAssignmentTypeManual: @(QONRemoteConfigurationAssignmentTypeManual),
+      kRemoteConfigurationAssignmentTypeFrozen: @(QONRemoteConfigurationAssignmentTypeFrozen)
     };
     
     _remoteConfigurationSourceTypes = @{