diff --git a/syntax/nomsu.vim b/syntax/nomsu.vim
index c8df976..d82ac40 100644
--- a/syntax/nomsu.vim
+++ b/syntax/nomsu.vim
@@ -67,14 +67,14 @@ hi nomsuVarParens ctermfg=LightCyan
 syn match nomsuWord /\%([a-zA-Z_]\|[^\x00-\xff]\)\%([a-zA-Z0-9_]\|[^\x00-\xff]\)*/
 hi def link nomsuWord Function
 hi nomsuWord ctermfg=White
-syn match nomsuOpWord ;[`~!|%#@^&*_+=<>?'/-]\+\|\%(^\s*\)\@<!#;
+syn match nomsuOpWord ;\(\(//\)\@![`~!|%#@^&*_+=<>?'/-]\)\+\|\%(^\s*\)\@<!#;
 hi def link nomsuOpWord Function
 hi nomsuOpWord ctermfg=LightYellow
 
 syn match nomsuVarWord /\%([a-zA-Z_]\|[^\x00-\xff]\)\%([a-zA-Z0-9_]\|[^\x00-\xff]\)*/ contained
 hi def link nomsuVarWord Function
 hi nomsuVarWord ctermfg=LightCyan
-syn match nomsuVarOpWord ;[`~!|%#@^&*_+=<>?'/-]\+\|\%(^\s*\)\@<!#; contained
+syn match nomsuVarOpWord ;\(\(//\)\@![`~!|%#@^&*_+=<>?'/-]\)\+\|\%(^\s*\)\@<!#; contained
 hi def link nomsuVarOpWord Function
 hi nomsuVarOpWord ctermfg=LightCyan