diff --git a/KissXML.xcodeproj/project.pbxproj b/KissXML.xcodeproj/project.pbxproj
index 566153ba..141e2385 100644
--- a/KissXML.xcodeproj/project.pbxproj
+++ b/KissXML.xcodeproj/project.pbxproj
@@ -503,6 +503,7 @@
 					"$(inherited)",
 				);
 				GCC_WARN_64_TO_32_BIT_CONVERSION = YES;
+				GCC_WARN_ABOUT_MISSING_NEWLINE = YES;
 				GCC_WARN_ABOUT_RETURN_TYPE = YES_ERROR;
 				GCC_WARN_UNDECLARED_SELECTOR = YES;
 				GCC_WARN_UNINITIALIZED_AUTOS = YES_AGGRESSIVE;
@@ -560,6 +561,7 @@
 				GCC_C_LANGUAGE_STANDARD = gnu99;
 				GCC_NO_COMMON_BLOCKS = YES;
 				GCC_WARN_64_TO_32_BIT_CONVERSION = YES;
+				GCC_WARN_ABOUT_MISSING_NEWLINE = YES;
 				GCC_WARN_ABOUT_RETURN_TYPE = YES_ERROR;
 				GCC_WARN_UNDECLARED_SELECTOR = YES;
 				GCC_WARN_UNINITIALIZED_AUTOS = YES_AGGRESSIVE;
diff --git a/KissXML/Additions/DDXMLElementAdditions.h b/KissXML/Additions/DDXMLElementAdditions.h
index b72907a7..dafc2c53 100644
--- a/KissXML/Additions/DDXMLElementAdditions.h
+++ b/KissXML/Additions/DDXMLElementAdditions.h
@@ -23,4 +23,5 @@ NS_ASSUME_NONNULL_BEGIN
 - (NSDictionary<NSString*,NSString*> *)attributesAsDictionary;
 
 @end
-NS_ASSUME_NONNULL_END
\ No newline at end of file
+NS_ASSUME_NONNULL_END
+
diff --git a/KissXML/Categories/NSString+DDXML.h b/KissXML/Categories/NSString+DDXML.h
index 48f34e85..ea5f5c16 100644
--- a/KissXML/Categories/NSString+DDXML.h
+++ b/KissXML/Categories/NSString+DDXML.h
@@ -14,4 +14,5 @@ NS_ASSUME_NONNULL_BEGIN
 - (NSString *)stringByTrimming;
 
 @end
-NS_ASSUME_NONNULL_END
\ No newline at end of file
+NS_ASSUME_NONNULL_END
+