diff --git a/CHANGES b/CHANGES
index 7cc7cd809..632280ee3 100644
--- a/CHANGES
+++ b/CHANGES
@@ -18,6 +18,8 @@ Bugs fixed
   attributes of Enum class correctly.
 * #3261: ``latex_use_parts`` makes sphinx crash
 * The warning type ``misc.highlighting_failure`` does not work
+* #3294: ``add_latex_package()`` make crashes non-LaTeX builders
+
 
 Release 1.5.1 (released Dec 13, 2016)
 =====================================
diff --git a/sphinx/application.py b/sphinx/application.py
index 00661aa61..f3bc381bc 100644
--- a/sphinx/application.py
+++ b/sphinx/application.py
@@ -806,7 +806,8 @@ class Sphinx(object):
 
     def add_latex_package(self, packagename, options=None):
         self.debug('[app] adding latex package: %r', packagename)
-        self.builder.usepackages.append((packagename, options))
+        if hasattr(self.builder, 'usepackages'):  # only for LaTeX builder
+            self.builder.usepackages.append((packagename, options))
 
     def add_lexer(self, alias, lexer):
         self.debug('[app] adding lexer: %r', (alias, lexer))