diff --git a/linphone.xcodeproj/project.pbxproj b/linphone.xcodeproj/project.pbxproj
index 519181441..92c00876f 100644
--- a/linphone.xcodeproj/project.pbxproj
+++ b/linphone.xcodeproj/project.pbxproj
@@ -5652,7 +5652,7 @@
 				CODE_SIGN_STYLE = Automatic;
 				COMPRESS_PNG_FILES = NO;
 				COPY_PHASE_STRIP = NO;
-				CURRENT_PROJECT_VERSION = 37;
+				CURRENT_PROJECT_VERSION = 2;
 				DEBUG_INFORMATION_FORMAT = "dwarf-with-dsym";
 				DEVELOPMENT_TEAM = Z2V957B3D6;
 				ENABLE_BITCODE = NO;
@@ -5684,14 +5684,14 @@
 					"$(inherited)",
 				);
 				LINK_WITH_STANDARD_LIBRARIES = YES;
-				MARKETING_VERSION = 4.4.0;
+				MARKETING_VERSION = 4.7.0;
 				OTHER_CFLAGS = (
 					"-DBCTBX_LOG_DOMAIN=\\\"ios\\\"",
 					"-DCHECK_VERSION_UPDATE=FALSE",
 					"-DENABLE_QRCODE=TRUE",
 					"-DENABLE_SMS_INVITE=TRUE",
 					"$(inherited)",
-					"-DLINPHONE_SDK_VERSION=\\\"5.2.0-alpha.61+5e27e59a\\\"",
+					"-DLINPHONE_SDK_VERSION=\\\"5.2.0-alpha.153+9c69668a\\\"",
 				);
 				OTHER_SWIFT_FLAGS = "$(inherited)";
 				PRODUCT_BUNDLE_IDENTIFIER = org.linphone.phone;
@@ -5782,7 +5782,7 @@
 				CODE_SIGN_STYLE = Automatic;
 				COMPRESS_PNG_FILES = NO;
 				COPY_PHASE_STRIP = NO;
-				CURRENT_PROJECT_VERSION = 37;
+				CURRENT_PROJECT_VERSION = 2;
 				DEBUG_INFORMATION_FORMAT = "dwarf-with-dsym";
 				DEVELOPMENT_TEAM = Z2V957B3D6;
 				ENABLE_BITCODE = NO;
@@ -5811,14 +5811,14 @@
 					"$(inherited)",
 				);
 				LINK_WITH_STANDARD_LIBRARIES = YES;
-				MARKETING_VERSION = 4.4.0;
+				MARKETING_VERSION = 4.7.0;
 				OTHER_CFLAGS = (
 					"-DBCTBX_LOG_DOMAIN=\\\"ios\\\"",
 					"-DCHECK_VERSION_UPDATE=FALSE",
 					"-DENABLE_QRCODE=TRUE",
 					"-DENABLE_SMS_INVITE=TRUE",
 					"$(inherited)",
-					"-DLINPHONE_SDK_VERSION=\\\"5.2.0-alpha.61+5e27e59a\\\"",
+					"-DLINPHONE_SDK_VERSION=\\\"5.2.0-alpha.153+9c69668a\\\"",
 				);
 				OTHER_SWIFT_FLAGS = "$(inherited)";
 				PRODUCT_BUNDLE_IDENTIFIER = org.linphone.phone;
@@ -5908,7 +5908,7 @@
 				CODE_SIGN_STYLE = Automatic;
 				COMPRESS_PNG_FILES = NO;
 				COPY_PHASE_STRIP = NO;
-				CURRENT_PROJECT_VERSION = 37;
+				CURRENT_PROJECT_VERSION = 2;
 				DEBUG_INFORMATION_FORMAT = "dwarf-with-dsym";
 				DEVELOPMENT_TEAM = Z2V957B3D6;
 				ENABLE_BITCODE = NO;
@@ -5937,14 +5937,14 @@
 					"$(inherited)",
 				);
 				LINK_WITH_STANDARD_LIBRARIES = YES;
-				MARKETING_VERSION = 4.4.0;
+				MARKETING_VERSION = 4.7.0;
 				OTHER_CFLAGS = (
 					"-DBCTBX_LOG_DOMAIN=\\\"ios\\\"",
 					"-DCHECK_VERSION_UPDATE=FALSE",
 					"-DENABLE_QRCODE=TRUE",
 					"-DENABLE_SMS_INVITE=TRUE",
 					"$(inherited)",
-					"-DLINPHONE_SDK_VERSION=\\\"5.2.0-alpha.61+5e27e59a\\\"",
+					"-DLINPHONE_SDK_VERSION=\\\"5.2.0-alpha.153+9c69668a\\\"",
 				);
 				OTHER_SWIFT_FLAGS = "$(inherited)";
 				PRODUCT_BUNDLE_IDENTIFIER = org.linphone.phone;
@@ -6033,7 +6033,7 @@
 				CODE_SIGN_STYLE = Automatic;
 				COMPRESS_PNG_FILES = NO;
 				COPY_PHASE_STRIP = NO;
-				CURRENT_PROJECT_VERSION = 37;
+				CURRENT_PROJECT_VERSION = 2;
 				DEBUG_INFORMATION_FORMAT = "dwarf-with-dsym";
 				DEVELOPMENT_TEAM = Z2V957B3D6;
 				ENABLE_BITCODE = NO;
@@ -6062,14 +6062,14 @@
 					"$(inherited)",
 				);
 				LINK_WITH_STANDARD_LIBRARIES = YES;
-				MARKETING_VERSION = 4.4.0;
+				MARKETING_VERSION = 4.7.0;
 				OTHER_CFLAGS = (
 					"-DBCTBX_LOG_DOMAIN=\\\"ios\\\"",
 					"-DCHECK_VERSION_UPDATE=FALSE",
 					"-DENABLE_QRCODE=TRUE",
 					"-DENABLE_SMS_INVITE=TRUE",
 					"$(inherited)",
-					"-DLINPHONE_SDK_VERSION=\\\"5.2.0-alpha.61+5e27e59a\\\"",
+					"-DLINPHONE_SDK_VERSION=\\\"5.2.0-alpha.153+9c69668a\\\"",
 				);
 				OTHER_SWIFT_FLAGS = "$(inherited)";
 				PRODUCT_BUNDLE_IDENTIFIER = org.linphone.phone;
@@ -6111,7 +6111,7 @@
 				"CODE_SIGN_IDENTITY[sdk=iphoneos*]" = "iPhone Developer";
 				CODE_SIGN_STYLE = Automatic;
 				COPY_PHASE_STRIP = NO;
-				CURRENT_PROJECT_VERSION = 37;
+				CURRENT_PROJECT_VERSION = 2;
 				DEBUG_INFORMATION_FORMAT = "dwarf-with-dsym";
 				DEVELOPMENT_TEAM = Z2V957B3D6;
 				ENABLE_BITCODE = NO;
@@ -6123,7 +6123,7 @@
 				GCC_WARN_UNUSED_FUNCTION = YES;
 				INFOPLIST_FILE = linphoneExtension/Info.plist;
 				IPHONEOS_DEPLOYMENT_TARGET = 9.0;
-				MARKETING_VERSION = 4.4.0;
+				MARKETING_VERSION = 4.7.0;
 				MTL_ENABLE_DEBUG_INFO = YES;
 				PRODUCT_BUNDLE_IDENTIFIER = org.linphone.phone.linphoneExtension;
 				PRODUCT_NAME = "$(TARGET_NAME)";
@@ -6154,7 +6154,7 @@
 				"CODE_SIGN_IDENTITY[sdk=iphoneos*]" = "iPhone Developer";
 				CODE_SIGN_STYLE = Automatic;
 				COPY_PHASE_STRIP = NO;
-				CURRENT_PROJECT_VERSION = 37;
+				CURRENT_PROJECT_VERSION = 2;
 				DEBUG_INFORMATION_FORMAT = "dwarf-with-dsym";
 				DEVELOPMENT_TEAM = Z2V957B3D6;
 				ENABLE_BITCODE = NO;
@@ -6165,7 +6165,7 @@
 				GCC_WARN_UNUSED_FUNCTION = YES;
 				INFOPLIST_FILE = linphoneExtension/Info.plist;
 				IPHONEOS_DEPLOYMENT_TARGET = 9.0;
-				MARKETING_VERSION = 4.4.0;
+				MARKETING_VERSION = 4.7.0;
 				MTL_ENABLE_DEBUG_INFO = NO;
 				PRODUCT_BUNDLE_IDENTIFIER = org.linphone.phone.linphoneExtension;
 				PRODUCT_NAME = "$(TARGET_NAME)";
@@ -6196,7 +6196,7 @@
 				"CODE_SIGN_IDENTITY[sdk=iphoneos*]" = "iPhone Developer";
 				CODE_SIGN_STYLE = Automatic;
 				COPY_PHASE_STRIP = NO;
-				CURRENT_PROJECT_VERSION = 37;
+				CURRENT_PROJECT_VERSION = 2;
 				DEBUG_INFORMATION_FORMAT = "dwarf-with-dsym";
 				DEVELOPMENT_TEAM = Z2V957B3D6;
 				ENABLE_BITCODE = NO;
@@ -6207,7 +6207,7 @@
 				GCC_WARN_UNUSED_FUNCTION = YES;
 				INFOPLIST_FILE = linphoneExtension/Info.plist;
 				IPHONEOS_DEPLOYMENT_TARGET = 9.0;
-				MARKETING_VERSION = 4.4.0;
+				MARKETING_VERSION = 4.7.0;
 				MTL_ENABLE_DEBUG_INFO = NO;
 				PRODUCT_BUNDLE_IDENTIFIER = org.linphone.phone.linphoneExtension;
 				PRODUCT_NAME = "$(TARGET_NAME)";
@@ -6239,7 +6239,7 @@
 				"CODE_SIGN_IDENTITY[sdk=iphoneos*]" = "iPhone Developer";
 				CODE_SIGN_STYLE = Automatic;
 				COPY_PHASE_STRIP = NO;
-				CURRENT_PROJECT_VERSION = 37;
+				CURRENT_PROJECT_VERSION = 2;
 				DEBUG_INFORMATION_FORMAT = "dwarf-with-dsym";
 				DEVELOPMENT_TEAM = Z2V957B3D6;
 				ENABLE_BITCODE = NO;
@@ -6250,7 +6250,7 @@
 				GCC_WARN_UNUSED_FUNCTION = YES;
 				INFOPLIST_FILE = linphoneExtension/Info.plist;
 				IPHONEOS_DEPLOYMENT_TARGET = 9.0;
-				MARKETING_VERSION = 4.4.0;
+				MARKETING_VERSION = 4.7.0;
 				MTL_ENABLE_DEBUG_INFO = NO;
 				PRODUCT_BUNDLE_IDENTIFIER = org.linphone.phone.linphoneExtension;
 				PRODUCT_NAME = "$(TARGET_NAME)";
@@ -6333,7 +6333,7 @@
 				"CODE_SIGN_IDENTITY[sdk=iphoneos*]" = "iPhone Developer";
 				CODE_SIGN_STYLE = Automatic;
 				COPY_PHASE_STRIP = NO;
-				CURRENT_PROJECT_VERSION = 37;
+				CURRENT_PROJECT_VERSION = 2;
 				DEBUG_INFORMATION_FORMAT = "dwarf-with-dsym";
 				DEVELOPMENT_TEAM = Z2V957B3D6;
 				ENABLE_BITCODE = NO;
@@ -6350,7 +6350,7 @@
 				INFOPLIST_FILE = "$(SRCROOT)/msgNotificationService/Info.plist";
 				IPHONEOS_DEPLOYMENT_TARGET = 11.0;
 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks @executable_path/../../Frameworks";
-				MARKETING_VERSION = 4.4.0;
+				MARKETING_VERSION = 4.7.0;
 				MTL_ENABLE_DEBUG_INFO = INCLUDE_SOURCE;
 				MTL_FAST_MATH = YES;
 				OTHER_SWIFT_FLAGS = "$(inherited)";
@@ -6389,7 +6389,7 @@
 				"CODE_SIGN_IDENTITY[sdk=iphoneos*]" = "iPhone Developer";
 				CODE_SIGN_STYLE = Automatic;
 				COPY_PHASE_STRIP = NO;
-				CURRENT_PROJECT_VERSION = 37;
+				CURRENT_PROJECT_VERSION = 2;
 				DEBUG_INFORMATION_FORMAT = "dwarf-with-dsym";
 				DEVELOPMENT_TEAM = Z2V957B3D6;
 				ENABLE_BITCODE = NO;
@@ -6402,7 +6402,7 @@
 				INFOPLIST_FILE = "$(SRCROOT)/msgNotificationService/Info.plist";
 				IPHONEOS_DEPLOYMENT_TARGET = 11.0;
 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks @executable_path/../../Frameworks";
-				MARKETING_VERSION = 4.4.0;
+				MARKETING_VERSION = 4.7.0;
 				MTL_ENABLE_DEBUG_INFO = NO;
 				MTL_FAST_MATH = YES;
 				OTHER_SWIFT_FLAGS = "$(inherited)";
@@ -6441,7 +6441,7 @@
 				"CODE_SIGN_IDENTITY[sdk=iphoneos*]" = "iPhone Developer";
 				CODE_SIGN_STYLE = Automatic;
 				COPY_PHASE_STRIP = NO;
-				CURRENT_PROJECT_VERSION = 37;
+				CURRENT_PROJECT_VERSION = 2;
 				DEBUG_INFORMATION_FORMAT = "dwarf-with-dsym";
 				DEVELOPMENT_TEAM = Z2V957B3D6;
 				ENABLE_BITCODE = NO;
@@ -6454,7 +6454,7 @@
 				INFOPLIST_FILE = "$(SRCROOT)/msgNotificationService/Info.plist";
 				IPHONEOS_DEPLOYMENT_TARGET = 11.0;
 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks @executable_path/../../Frameworks";
-				MARKETING_VERSION = 4.4.0;
+				MARKETING_VERSION = 4.7.0;
 				MTL_ENABLE_DEBUG_INFO = NO;
 				MTL_FAST_MATH = YES;
 				OTHER_SWIFT_FLAGS = "$(inherited)";
@@ -6493,7 +6493,7 @@
 				"CODE_SIGN_IDENTITY[sdk=iphoneos*]" = "iPhone Developer";
 				CODE_SIGN_STYLE = Automatic;
 				COPY_PHASE_STRIP = NO;
-				CURRENT_PROJECT_VERSION = 37;
+				CURRENT_PROJECT_VERSION = 2;
 				DEBUG_INFORMATION_FORMAT = "dwarf-with-dsym";
 				DEVELOPMENT_TEAM = Z2V957B3D6;
 				ENABLE_BITCODE = NO;
@@ -6506,7 +6506,7 @@
 				INFOPLIST_FILE = "$(SRCROOT)/msgNotificationService/Info.plist";
 				IPHONEOS_DEPLOYMENT_TARGET = 11.0;
 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks @executable_path/../../Frameworks";
-				MARKETING_VERSION = 4.4.0;
+				MARKETING_VERSION = 4.7.0;
 				MTL_ENABLE_DEBUG_INFO = NO;
 				MTL_FAST_MATH = YES;
 				OTHER_SWIFT_FLAGS = "$(inherited)";
@@ -6545,7 +6545,7 @@
 				"CODE_SIGN_IDENTITY[sdk=iphoneos*]" = "iPhone Developer";
 				CODE_SIGN_STYLE = Automatic;
 				COPY_PHASE_STRIP = NO;
-				CURRENT_PROJECT_VERSION = 37;
+				CURRENT_PROJECT_VERSION = 2;
 				DEBUG_INFORMATION_FORMAT = "dwarf-with-dsym";
 				DEVELOPMENT_TEAM = Z2V957B3D6;
 				ENABLE_BITCODE = NO;
@@ -6562,7 +6562,7 @@
 				INFOPLIST_FILE = msgNotificationContent/Info.plist;
 				IPHONEOS_DEPLOYMENT_TARGET = 11.0;
 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks @executable_path/../../Frameworks";
-				MARKETING_VERSION = 4.4.0;
+				MARKETING_VERSION = 4.7.0;
 				MTL_ENABLE_DEBUG_INFO = INCLUDE_SOURCE;
 				MTL_FAST_MATH = YES;
 				OTHER_SWIFT_FLAGS = "$(inherited)";
@@ -6601,7 +6601,7 @@
 				"CODE_SIGN_IDENTITY[sdk=iphoneos*]" = "iPhone Developer";
 				CODE_SIGN_STYLE = Automatic;
 				COPY_PHASE_STRIP = NO;
-				CURRENT_PROJECT_VERSION = 37;
+				CURRENT_PROJECT_VERSION = 2;
 				DEBUG_INFORMATION_FORMAT = "dwarf-with-dsym";
 				DEVELOPMENT_TEAM = Z2V957B3D6;
 				ENABLE_BITCODE = NO;
@@ -6614,7 +6614,7 @@
 				INFOPLIST_FILE = msgNotificationContent/Info.plist;
 				IPHONEOS_DEPLOYMENT_TARGET = 11.0;
 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks @executable_path/../../Frameworks";
-				MARKETING_VERSION = 4.4.0;
+				MARKETING_VERSION = 4.7.0;
 				MTL_ENABLE_DEBUG_INFO = NO;
 				MTL_FAST_MATH = YES;
 				OTHER_SWIFT_FLAGS = "$(inherited)";
@@ -6653,7 +6653,7 @@
 				"CODE_SIGN_IDENTITY[sdk=iphoneos*]" = "iPhone Developer";
 				CODE_SIGN_STYLE = Automatic;
 				COPY_PHASE_STRIP = NO;
-				CURRENT_PROJECT_VERSION = 37;
+				CURRENT_PROJECT_VERSION = 2;
 				DEBUG_INFORMATION_FORMAT = "dwarf-with-dsym";
 				DEVELOPMENT_TEAM = Z2V957B3D6;
 				ENABLE_BITCODE = NO;
@@ -6666,7 +6666,7 @@
 				INFOPLIST_FILE = msgNotificationContent/Info.plist;
 				IPHONEOS_DEPLOYMENT_TARGET = 11.0;
 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks @executable_path/../../Frameworks";
-				MARKETING_VERSION = 4.4.0;
+				MARKETING_VERSION = 4.7.0;
 				MTL_ENABLE_DEBUG_INFO = NO;
 				MTL_FAST_MATH = YES;
 				OTHER_SWIFT_FLAGS = "$(inherited)";
@@ -6705,7 +6705,7 @@
 				"CODE_SIGN_IDENTITY[sdk=iphoneos*]" = "iPhone Developer";
 				CODE_SIGN_STYLE = Automatic;
 				COPY_PHASE_STRIP = NO;
-				CURRENT_PROJECT_VERSION = 37;
+				CURRENT_PROJECT_VERSION = 2;
 				DEBUG_INFORMATION_FORMAT = "dwarf-with-dsym";
 				DEVELOPMENT_TEAM = Z2V957B3D6;
 				ENABLE_BITCODE = NO;
@@ -6718,7 +6718,7 @@
 				INFOPLIST_FILE = msgNotificationContent/Info.plist;
 				IPHONEOS_DEPLOYMENT_TARGET = 11.0;
 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks @executable_path/../../Frameworks";
-				MARKETING_VERSION = 4.4.0;
+				MARKETING_VERSION = 4.7.0;
 				MTL_ENABLE_DEBUG_INFO = NO;
 				MTL_FAST_MATH = YES;
 				OTHER_SWIFT_FLAGS = "$(inherited)";