diff --git a/Tests/RunCMake/XcodeProject/XcodeBundles.cmake b/Tests/RunCMake/XcodeProject/XcodeBundles.cmake
index ef772ea65231b4c53b4d8c7fccc80e845fdc874c..8c0b470c2c034ccf5c45e2736a3f6e0beca0af98 100644
--- a/Tests/RunCMake/XcodeProject/XcodeBundles.cmake
+++ b/Tests/RunCMake/XcodeProject/XcodeBundles.cmake
@@ -5,6 +5,7 @@ enable_language(C)
 
 if(CMAKE_SYSTEM_NAME STREQUAL "iOS")
   set(CMAKE_XCODE_ATTRIBUTE_CODE_SIGNING_REQUIRED "NO")
+  set(CMAKE_XCODE_ATTRIBUTE_CODE_SIGN_IDENTITY "")
   set(CMAKE_XCODE_ATTRIBUTE_ENABLE_BITCODE "NO")
 endif()
 
diff --git a/Tests/RunCMake/XcodeProject/XcodeIOSInstallCombined.cmake b/Tests/RunCMake/XcodeProject/XcodeIOSInstallCombined.cmake
index f6c00b165a6e423240b9e49774939300142fb11d..c2210332e84e697196f7d4c4a7c6f252f1dfc063 100644
--- a/Tests/RunCMake/XcodeProject/XcodeIOSInstallCombined.cmake
+++ b/Tests/RunCMake/XcodeProject/XcodeIOSInstallCombined.cmake
@@ -11,6 +11,7 @@ if(NOT IOS)
 endif()
 
 set(CMAKE_XCODE_ATTRIBUTE_CODE_SIGNING_REQUIRED "NO")
+set(CMAKE_XCODE_ATTRIBUTE_CODE_SIGN_IDENTITY "")
 set(CMAKE_XCODE_ATTRIBUTE_DEBUG_INFORMATION_FORMAT "dwarf")
 set(CMAKE_XCODE_ATTRIBUTE_ENABLE_BITCODE "NO")
 
diff --git a/Tests/RunCMake/XcodeProject/XcodeIOSInstallCombinedPrune.cmake b/Tests/RunCMake/XcodeProject/XcodeIOSInstallCombinedPrune.cmake
index ec11dbbd473ccf3586d6a9802b490e5792ab959f..172f2e85e87661848ec12f3c9475af75c9c7c050 100644
--- a/Tests/RunCMake/XcodeProject/XcodeIOSInstallCombinedPrune.cmake
+++ b/Tests/RunCMake/XcodeProject/XcodeIOSInstallCombinedPrune.cmake
@@ -7,6 +7,7 @@ if(XCODE_VERSION VERSION_GREATER_EQUAL 9)
 endif()
 
 set(CMAKE_XCODE_ATTRIBUTE_CODE_SIGNING_REQUIRED "NO")
+set(CMAKE_XCODE_ATTRIBUTE_CODE_SIGN_IDENTITY "")
 set(CMAKE_XCODE_ATTRIBUTE_DEBUG_INFORMATION_FORMAT "dwarf")
 
 add_library(foo SHARED foo.cpp)
diff --git a/Tests/RunCMake/XcodeProject/XcodeIOSInstallCombinedSingleArch.cmake b/Tests/RunCMake/XcodeProject/XcodeIOSInstallCombinedSingleArch.cmake
index 58e96b4f38ad98d643d30df50da829ca8fb6c290..038a890572a1588aed74acd604fd1b9523d7fde9 100644
--- a/Tests/RunCMake/XcodeProject/XcodeIOSInstallCombinedSingleArch.cmake
+++ b/Tests/RunCMake/XcodeProject/XcodeIOSInstallCombinedSingleArch.cmake
@@ -7,6 +7,7 @@ if(XCODE_VERSION VERSION_GREATER_EQUAL 9)
 endif()
 
 set(CMAKE_XCODE_ATTRIBUTE_CODE_SIGNING_REQUIRED "NO")
+set(CMAKE_XCODE_ATTRIBUTE_CODE_SIGN_IDENTITY "")
 set(CMAKE_XCODE_ATTRIBUTE_DEBUG_INFORMATION_FORMAT "dwarf")
 
 add_library(foo SHARED foo.cpp)