--- a/src/configure.ac
+++ b/src/configure.ac
@@ -7,9 +7,9 @@
 AC_LANG(C++)
 
 # Get Dense include locations
-AC_ARG_WITH([dense-includedir],
-  [AS_HELP_STRING([--with-dense-includedir=DIR],
-    [location of the Eigen/Dense headers, defaults to /usr/include/])],
+AC_ARG_WITH([eigen-includedir],
+  [AS_HELP_STRING([--with-eigen-includedir=DIR],
+    [location of the Eigen headers, defaults to /usr/include/])],
   [DENSE_CPPFLAGS="-I$withval"],
   [DENSE_CPPFLAGS='-I/usr/include/'])
 AC_SUBST(DENSE_CPPFLAGS)