diff --git a/syntax/sass.vim b/syntax/sass.vim
index e780984..0d5c63a 100644
--- a/syntax/sass.vim
+++ b/syntax/sass.vim
@@ -57,7 +57,7 @@ syn match sassAmpersand  "&"
 " TODO: Attribute namespaces
 " TODO: Arithmetic (including strings and concatenation)
 
-syn region sassInclude start="@import" end=";\|$" contains=scssComment,cssURL,cssUnicodeEscape,cssMediaType
+syn region sassInclude start="@import" end=";\|$" contains=scssComment,cssStringQ,cssStringQQ,cssURL,cssUnicodeEscape,cssMediaType
 syn region sassDebugLine end=";\|$" matchgroup=sassDebug start="@debug\>" contains=@sassCssAttributes,sassVariable,sassFunction
 syn region sassWarnLine end=";\|$" matchgroup=sassWarn start="@warn\>" contains=@sassCssAttributes,sassVariable,sassFunction
 syn region sassControlLine matchgroup=sassControl start="@\%(if\|else\%(\s\+if\)\=\|while\|for\|each\)\>" end="[{};]\@=\|$" contains=sassFor,@sassCssAttributes,sassVariable,sassFunction