diff --git a/README.rst b/README.rst
index 048ffc4f..817711fd 100644
--- a/README.rst
+++ b/README.rst
@@ -57,8 +57,8 @@ You can install all of the requirements for working with fastkml by using pip_::
 .. note::
 
     Shapely_ requires that libgeos be installed on your system. ``apt-get
-    install libgeos`` will install these requirements for you on Debian-based
-    systems.
+    install libgeos-dev`` will install these requirements for you on Debian-
+    based systems.
 
 
 Documentation
diff --git a/docs/installing.rst b/docs/installing.rst
index eac54d95..5728c8e5 100644
--- a/docs/installing.rst
+++ b/docs/installing.rst
@@ -23,8 +23,8 @@ You can install all of the requirements for working with fastkml by using pip_::
 .. note::
 
     Shapely_ requires that libgeos be installed on your system. ``apt-get
-    install libgeos`` will install these requirements for you on Debian-based
-    systems.
+    install libgeos-dev`` will install these requirements for you on Debian-
+    based systems.
 
 .. _lxml: https://pypi.python.org/pypi/lxml
 .. _pip: https://pypi.python.org/pypi/pip