diff --git a/syntax/sass.vim b/syntax/sass.vim
index a3958d9..182c50a 100644
--- a/syntax/sass.vim
+++ b/syntax/sass.vim
@@ -20,7 +20,7 @@ syn region sassDefinition matchgroup=cssBraces start="{" end="}" contains=TOP
 syn match sassProperty "\%([{};]\s*\|^\)\@<=\%([[:alnum:]-]\|#{[^{}]*}\)\+:" contains=css.*Prop skipwhite nextgroup=sassCssAttribute contained containedin=sassDefinition
 syn match sassProperty "^\s*\zs\s\%(\%([[:alnum:]-]\|#{[^{}]*}\)\+:\|:[[:alnum:]-]\+\)"hs=s+1 contains=css.*Prop skipwhite nextgroup=sassCssAttribute
 syn match sassProperty "^\s*\zs\s\%(:\=[[:alnum:]-]\+\s*=\)"hs=s+1 contains=css.*Prop skipwhite nextgroup=sassCssAttribute
-syn match sassCssAttribute +\%("\%([^"]\|\\"\)*"\|'\%([^']\|\\'\)*'\|[^{};]\)*+ contained contains=@sassCssAttributes,sassVariable,sassFunction,sassInterpolation
+syn match sassCssAttribute +\%("\%([^"]\|\\"\)*"\|'\%([^']\|\\'\)*'\|#{[^{}]*}\|[^{};]\)*+ contained contains=@sassCssAttributes,sassVariable,sassFunction,sassInterpolation
 syn match sassDefault "!default\>" contained
 syn match sassVariable "!\%(important\>\|default\>\)\@![[:alnum:]_-]\+"
 syn match sassVariable "$[[:alnum:]_-]\+"