diff --git a/iOS/offlineguides.xcodeproj/project.pbxproj b/iOS/offlineguides.xcodeproj/project.pbxproj
index a77a6fd..91aac56 100644
--- a/iOS/offlineguides.xcodeproj/project.pbxproj
+++ b/iOS/offlineguides.xcodeproj/project.pbxproj
@@ -310,7 +310,6 @@
 				CLANG_WARN_CONSTANT_CONVERSION = YES;
 				CLANG_WARN_EMPTY_BODY = YES;
 				CLANG_WARN_ENUM_CONVERSION = YES;
-				CLANG_WARN_IMPLICIT_SIGN_CONVERSION = YES;
 				CLANG_WARN_INT_CONVERSION = YES;
 				CLANG_WARN_OBJC_RECEIVER_WEAK = YES;
 				CLANG_WARN__DUPLICATE_METHOD_MATCH = YES;
@@ -351,7 +350,6 @@
 				CLANG_WARN_CONSTANT_CONVERSION = YES;
 				CLANG_WARN_EMPTY_BODY = YES;
 				CLANG_WARN_ENUM_CONVERSION = YES;
-				CLANG_WARN_IMPLICIT_SIGN_CONVERSION = YES;
 				CLANG_WARN_INT_CONVERSION = YES;
 				CLANG_WARN_OBJC_RECEIVER_WEAK = YES;
 				CLANG_WARN__DUPLICATE_METHOD_MATCH = YES;