diff --git a/Text/LaTeX/Guide/Auto.hs b/Text/LaTeX/Guide/Auto.hs
--- a/Text/LaTeX/Guide/Auto.hs
+++ b/Text/LaTeX/Guide/Auto.hs
@@ -7,4 +7,4 @@
 
 -- | The version of the guide. Based on the version of the package.
 guideVersion :: Version
-guideVersion = Version [1,3,1,4] []
+guideVersion = Version [1,3,1,5] []
diff --git a/Text/LaTeX/Guide/Backend/HTML.hs b/Text/LaTeX/Guide/Backend/HTML.hs
--- a/Text/LaTeX/Guide/Backend/HTML.hs
+++ b/Text/LaTeX/Guide/Backend/HTML.hs
@@ -22,6 +22,10 @@
 -- Time
 import Data.Time
 
+#ifndef MIN_VERSION_base
+#define MIN_VERSION_base(x,y,z) 0
+#endif
+
 #if !MIN_VERSION_base(4,8,0)
 import Control.Applicative ((<$>))
 #endif
diff --git a/hatex-guide.cabal b/hatex-guide.cabal
--- a/hatex-guide.cabal
+++ b/hatex-guide.cabal
@@ -1,5 +1,5 @@
 Name: hatex-guide
-Version: 1.3.1.4
+Version: 1.3.1.5
 Author: Daniel Díaz
 Build-type: Custom
 Category: LaTeX