* GuiDocument.cpp:

[lyx.git] / src / LaTeXFeatures.cpp

diff --git a/src/LaTeXFeatures.cpp b/src/LaTeXFeatures.cpp
index ecb6eaa0b87f54704e0c6d639221db1c8ba5c157..e39dc92bb7d15cfd1dc44a1d6fb9ee26f0754f4b 100644 (file)
--- a/src/LaTeXFeatures.cpp
+++ b/src/LaTeXFeatures.cpp
@@ -744,6 +744,10 @@ string const LaTeXFeatures::getPackages() const
                packages << "\\PassOptionsToPackage{normalem}{ulem}\n"
                            "\\usepackage{ulem}\n";
 
+       if (mustProvide("mhchem"))
+               packages << "\\PassOptionsToPackage{version=3}{mhchem}\n"
+                           "\\usepackage{mhchem}\n";
+
        if (mustProvide("nomencl")) {
                // Make it work with the new and old version of the package,
                // but don't use the compatibility option since it is