diff --git a/client/CMakeLists.txt b/client/CMakeLists.txt
index f826605d2..4004e814e 100644
--- a/client/CMakeLists.txt
+++ b/client/CMakeLists.txt
@@ -180,11 +180,15 @@ elseif(APPLE_IOS)
 		"-framework Foundation -framework UIKit -framework QuartzCore -framework CoreGraphics -framework CoreServices -framework ImageIO -framework Metal -framework OpenGLES -framework AVFoundation -framework GameController -framework CoreMotion" # SDL2_image
 	)
 
+    set(ENTITLEMENTS_OUT_PATH ${CMAKE_CURRENT_BINARY_DIR}/VCMI.entitlements)
+    configure_file(ios/Entitlements.in ${ENTITLEMENTS_OUT_PATH} @ONLY)
+
 	set_target_properties(vcmiclient PROPERTIES
 		MACOSX_BUNDLE_INFO_PLIST "${CMAKE_CURRENT_LIST_DIR}/ios/Info.plist"
 		SKIP_BUILD_RPATH 1
 		XCODE_ATTRIBUTE_CODE_SIGNING_ALLOWED YES
 		XCODE_ATTRIBUTE_ASSETCATALOG_COMPILER_APPICON_NAME AppIcon
+		XCODE_ATTRIBUTE_CODE_SIGN_ENTITLEMENTS ${ENTITLEMENTS_OUT_PATH}
 	)
 
 	target_sources(vcmiclient PRIVATE ${CMAKE_SOURCE_DIR}/client/LaunchScreen.storyboard)
diff --git a/client/ios/Entitlements.in b/client/ios/Entitlements.in
new file mode 100644
index 000000000..73367ec6b
--- /dev/null
+++ b/client/ios/Entitlements.in
@@ -0,0 +1,10 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>com.apple.security.application-groups</key>
+	<array>
+		<string>group.@BUNDLE_IDENTIFIER_PREFIX@.vcmi</string>
+	</array>
+</dict>
+</plist>
diff --git a/server/CMakeLists.txt b/server/CMakeLists.txt
index 30c448a81..f526bb41c 100644
--- a/server/CMakeLists.txt
+++ b/server/CMakeLists.txt
@@ -48,11 +48,15 @@ if(WIN32)
 			PROJECT_LABEL "VCMI_server"
 	)
 elseif(APPLE_IOS)
+    set(ENTITLEMENTS_OUT_PATH ${CMAKE_CURRENT_BINARY_DIR}/VCMI.entitlements)
+    configure_file(ios/Entitlements.in ${ENTITLEMENTS_OUT_PATH} @ONLY)
+
 	set_target_properties(vcmiserver PROPERTIES
 		MACOSX_BUNDLE_INFO_PLIST "${CMAKE_CURRENT_LIST_DIR}/ios/Info.plist"
 		SKIP_BUILD_RPATH 1
 		XCODE_ATTRIBUTE_CODE_SIGNING_ALLOWED YES
 		XCODE_ATTRIBUTE_ASSETCATALOG_COMPILER_APPICON_NAME AppIcon
+		XCODE_ATTRIBUTE_CODE_SIGN_ENTITLEMENTS ${ENTITLEMENTS_OUT_PATH}
 	)
 	# TODO: move to a common dir / add macro?
 	target_sources(vcmiserver PRIVATE ${CMAKE_SOURCE_DIR}/client/LaunchScreen.storyboard)
diff --git a/server/ios/Entitlements.in b/server/ios/Entitlements.in
new file mode 100644
index 000000000..73367ec6b
--- /dev/null
+++ b/server/ios/Entitlements.in
@@ -0,0 +1,10 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>com.apple.security.application-groups</key>
+	<array>
+		<string>group.@BUNDLE_IDENTIFIER_PREFIX@.vcmi</string>
+	</array>
+</dict>
+</plist>