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diff --git a/components/prism-objectivec.js b/components/prism-objectivec.js
index d5b2d09..e673011 100644
--- a/components/prism-objectivec.js
+++ b/components/prism-objectivec.js
@@ -1,5 +1,5 @@
Prism.languages.objectivec = Prism.languages.extend('c', {
- 'keyword': /(\b(asm|typeof|inline|auto|break|case|char|const|continue|default|do|double|else|enum|extern|float|for|goto|if|int|long|register|return|short|signed|sizeof|static|struct|switch|typedef|union|unsigned|void|volatile|while|in|self|super)\b)|((?=[\w|@])(@interface|@end|@implementation|@protocol|@class|@public|@protected|@private|@property|@try|@catch|@finally|@throw|@synthesize|@dynamic|@selector)\b)/g,
- 'string': /(?:("|')(\\?.)*?\1)|(?:@"(\\?.)*?")/g,
- 'operator': /[-+]{1,2}|!|<=?|>=?|={1,3}|&{1,2}|\|?\||\?|\*|\/|\~|\^|\%|@/g,
+ 'keyword': /(\b(asm|typeof|inline|auto|break|case|char|const|continue|default|do|double|else|enum|extern|float|for|goto|if|int|long|register|return|short|signed|sizeof|static|struct|switch|typedef|union|unsigned|void|volatile|while|in|self|super)\b)|((?=[\w|@])(@interface|@end|@implementation|@protocol|@class|@public|@protected|@private|@property|@try|@catch|@finally|@throw|@synthesize|@dynamic|@selector)\b)/g,
+ 'string': /(?:("|')(\\?.)*?\1)|(?:@"(\\?.)*?")/g,
+ 'operator': /[-+]{1,2}|!|<=?|>=?|={1,3}|&{1,2}|\|?\||\?|\*|\/|\~|\^|\%|@/g,
});