diff --git a/CHANGELOG.md b/CHANGELOG.md
index 6286d1562..d6dfbb93c 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,14 @@
 # Delta Chat iOS Changelog
 
+## 1.20.3
+2021-05
+
+* fix "show in chat" function in profile's gallery and document views
+* fix: less 0xdead10cc exceptions in background
+* update dependecies
+* update translations
+
+
 ## 1.20.2
 2021-05
 
diff --git a/deltachat-ios.xcodeproj/project.pbxproj b/deltachat-ios.xcodeproj/project.pbxproj
index fba8ba725..540feb80d 100644
--- a/deltachat-ios.xcodeproj/project.pbxproj
+++ b/deltachat-ios.xcodeproj/project.pbxproj
@@ -1540,13 +1540,13 @@
 				CODE_SIGN_ENTITLEMENTS = DcShare/DcShare.entitlements;
 				CODE_SIGN_IDENTITY = "iPhone Developer";
 				CODE_SIGN_STYLE = Automatic;
-				CURRENT_PROJECT_VERSION = 55;
+				CURRENT_PROJECT_VERSION = 56;
 				DEVELOPMENT_TEAM = 8Y86453UA8;
 				ENABLE_BITCODE = NO;
 				INFOPLIST_FILE = DcShare/Info.plist;
 				IPHONEOS_DEPLOYMENT_TARGET = 11.0;
 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks @executable_path/../../Frameworks";
-				MARKETING_VERSION = 1.20.2;
+				MARKETING_VERSION = 1.20.3;
 				MTL_ENABLE_DEBUG_INFO = INCLUDE_SOURCE;
 				MTL_FAST_MATH = YES;
 				PRODUCT_BUNDLE_IDENTIFIER = chat.delta.DcShare;
@@ -1565,13 +1565,13 @@
 				CODE_SIGN_ENTITLEMENTS = DcShare/DcShare.entitlements;
 				CODE_SIGN_IDENTITY = "iPhone Developer";
 				CODE_SIGN_STYLE = Automatic;
-				CURRENT_PROJECT_VERSION = 55;
+				CURRENT_PROJECT_VERSION = 56;
 				DEVELOPMENT_TEAM = 8Y86453UA8;
 				ENABLE_BITCODE = NO;
 				INFOPLIST_FILE = DcShare/Info.plist;
 				IPHONEOS_DEPLOYMENT_TARGET = 11.0;
 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks @executable_path/../../Frameworks";
-				MARKETING_VERSION = 1.20.2;
+				MARKETING_VERSION = 1.20.3;
 				MTL_FAST_MATH = YES;
 				PRODUCT_BUNDLE_IDENTIFIER = chat.delta.DcShare;
 				PRODUCT_NAME = "Delta Chat";
@@ -1705,7 +1705,7 @@
 				CODE_SIGN_ENTITLEMENTS = "deltachat-ios/deltachat-ios.entitlements";
 				CODE_SIGN_IDENTITY = "iPhone Developer";
 				CODE_SIGN_STYLE = Automatic;
-				CURRENT_PROJECT_VERSION = 55;
+				CURRENT_PROJECT_VERSION = 56;
 				DEVELOPMENT_TEAM = 8Y86453UA8;
 				ENABLE_BITCODE = NO;
 				HEADER_SEARCH_PATHS = (
@@ -1722,7 +1722,7 @@
 					"$(PROJECT_DIR)/deltachat-ios/libraries/deltachat-core-rust/target/universal/release",
 					"$(PROJECT_DIR)/deltachat-ios/libraries/deltachat-core-rust/target/universal/debug",
 				);
-				MARKETING_VERSION = 1.20.2;
+				MARKETING_VERSION = 1.20.3;
 				OTHER_CFLAGS = (
 					"$(inherited)",
 					"-isystem",
@@ -1779,7 +1779,7 @@
 				CODE_SIGN_ENTITLEMENTS = "deltachat-ios/deltachat-ios.entitlements";
 				CODE_SIGN_IDENTITY = "iPhone Developer";
 				CODE_SIGN_STYLE = Automatic;
-				CURRENT_PROJECT_VERSION = 55;
+				CURRENT_PROJECT_VERSION = 56;
 				DEVELOPMENT_TEAM = 8Y86453UA8;
 				ENABLE_BITCODE = NO;
 				HEADER_SEARCH_PATHS = (
@@ -1796,7 +1796,7 @@
 					"$(PROJECT_DIR)/deltachat-ios/libraries/deltachat-core-rust/target/universal/release",
 					"$(PROJECT_DIR)/deltachat-ios/libraries/deltachat-core-rust/target/universal/debug",
 				);
-				MARKETING_VERSION = 1.20.2;
+				MARKETING_VERSION = 1.20.3;
 				OTHER_CFLAGS = (
 					"$(inherited)",
 					"-isystem",