diff --git a/.travis.yml b/.travis.yml
index 23e63d471..fb8e86a0a 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -11,6 +11,7 @@ addons:
     - texlive-lang-polish
     - texlive-latex-extra
     - texlive-fonts-recommended
+    - tex-gyre
     - libdb-dev
 install: pip install codecov tox-travis
 script: tox
diff --git a/INSTALL.rst b/INSTALL.rst
index 50d4734c5..42ee131c8 100644
--- a/INSTALL.rst
+++ b/INSTALL.rst
@@ -8,7 +8,7 @@ First, ensure that all dependencies are installed:
 * fpc (Ubuntu package: *fp-compiler*)
 * latex with support for Polish (Ubuntu packages: *texlive-latex-base*,
   *texlive-lang-polish*)
-* latex packages (*texlive-latex-extra*, *texlive-fonts-recommended*),
+* latex packages (*texlive-latex-extra*, *texlive-fonts-recommended*, *tex-gyre*),
 * Berkeley DB library (Ubuntu package: *libdb-dev*)
 
 It should be easier to begin with a separate folder at first::