diff --git a/README.md b/README.md
index ea9e1b63..3a24602c 100644
--- a/README.md
+++ b/README.md
@@ -78,7 +78,7 @@ In addition to the core functionality, pybind11 provides some extra goodies:
 
 - Binaries are generally smaller by a factor of at least 2 compared to
   equivalent bindings generated by Boost.Python. A recent pybind11 conversion
-  of PyRosetta, an enourmous Boost.Python binding project,
+  of PyRosetta, an enormous Boost.Python binding project,
   [reported](http://graylab.jhu.edu/RosettaCon2016/PyRosetta-4.pdf) a binary
   size reduction of **5.4x** and compile time reduction by **5.8x**.
 
diff --git a/docs/intro.rst b/docs/intro.rst
index 9c78faff..429a01cd 100644
--- a/docs/intro.rst
+++ b/docs/intro.rst
@@ -72,7 +72,7 @@ In addition to the core functionality, pybind11 provides some extra goodies:
 
 - Binaries are generally smaller by a factor of at least 2 compared to
   equivalent bindings generated by Boost.Python. A recent pybind11 conversion
-  of `PyRosetta`_, an enourmous Boost.Python binding project, reported a binary
+  of `PyRosetta`_, an enormous Boost.Python binding project, reported a binary
   size reduction of **5.4x** and compile time reduction by **5.8x**.
 
 - When supported by the compiler, two new C++14 features (relaxed constexpr and