diff --git a/doc/manual/source/installation-and-configuration.rst b/doc/manual/source/installation-and-configuration.rst
index 5db8108c4e30c1871059be2735cfc975cad91a01..b9805610198f9434d79d116446193579d611b82e 100644
--- a/doc/manual/source/installation-and-configuration.rst
+++ b/doc/manual/source/installation-and-configuration.rst
@@ -15,7 +15,7 @@ are necessary in that case.
 In order to run Dynare, you need one of the following:
 
 * MATLAB version 7.9 (R2009b) or above;
-* Octave version 4.2.1 or above, with the statistics package from
+* GNU Octave version 4.2.1 or above, with the statistics package from
   `Octave-Forge`_. Note however that the Dynare installers for Windows and
   macOS require a more specific version of Octave, as indicated on the download
   page.
diff --git a/doc/manual/source/introduction.rst b/doc/manual/source/introduction.rst
index 7d447d3b9440b11e63225671da693b9499e19683..9628823564da540a52fa8769dccc96a82e93e0a9 100644
--- a/doc/manual/source/introduction.rst
+++ b/doc/manual/source/introduction.rst
@@ -55,7 +55,7 @@ manual. Part of Dynare is programmed in C++, while the rest is written
 using the `MATLAB`_ programming language. The latter implies that
 commercially-available MATLAB software is required in order to run
 Dynare. However, as an alternative to MATLAB, Dynare is also able to
-run on top of `Octave`_ (basically a free clone of MATLAB): this
+run on top of `GNU Octave`_ (basically a free clone of MATLAB): this
 possibility is particularly interesting for students or institutions
 who cannot afford, or do not want to pay for, MATLAB and are willing
 to bear the concomitant performance loss.
@@ -122,7 +122,7 @@ https://www.dynare.org.
 
 
 .. _MATLAB: https://www.mathworks.com/products/matlab/
-.. _Octave: https://www.octave.org/
+.. _GNU Octave: https://www.octave.org/
 .. _CEPREMAP: https://www.cepremap.fr/
 .. _web forum: https://forum.dynare.org/
 .. _official Dynare website: https://www.dynare.org/