diff --git a/.travis.yml b/.travis.yml
index 9df1592..05ceff8 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -3,15 +3,22 @@ os: osx
 language: generic
 matrix:
   include:
-    - osx_image: xcode9.4
-    - osx_image: xcode10.3
-    - osx_image: xcode11.3
+    - name: Test formulae in MacOS 10.14 (Mojave)
+      os: osx
+      osx_image: xcode11.3
+    - name: Test formulae in MacOS 10.15 (Catalina)
+      os: osx
+      osx_image: xcode12u
+    - name: Sanity check the formulae
+      os: osx
+      osx_image: xcode11.3
+      env:
+        - BREW_SANITY_CHECK=ON
 
 branches:
   only:
     - master
 
-
 before_cache:
   - brew cleanup
 
@@ -37,18 +44,14 @@ before_install:
   - ulimit -n 1024
 
 script:
-  # Homebrew style checks
-  - brew audit $(brew --repo $TRAVIS_REPO_SLUG)/Formula/*.rb
-  - brew style $(brew --repo $TRAVIS_REPO_SLUG)/Formula/*.rb
-
-  # Install the toolchain and Python dependencies
-  - brew uninstall python@2
-  - brew install px4-dev
-  # - brew install px4-sim
-  - pip3 install --user --upgrade packaging pyserial empy toml pandas jinja2 pyyaml pyros-genmsg
-
-  # Compile PX4 firmware
-  - git clone -b master https://github.com/PX4/Firmware.git ~/Firmware
-  - cd ~/Firmware
-  # - DONT_RUN=1 make px4_sitl_default gazebo
-  - make px4_fmu-v5_default
+  - if [[ "$BREW_SANITY_CHECK" == "ON" ]]; then
+      brew audit $(brew --repo $TRAVIS_REPO_SLUG)/Formula/*.rb;
+      brew style $(brew --repo $TRAVIS_REPO_SLUG)/Formula/*.rb;
+    else
+      brew uninstall python@2;
+      brew install px4-dev;
+      pip3 install --user --upgrade pyserial empy toml pandas jinja2 packaging pyyaml pyros-genmsg;
+      git clone -b master https://github.com/PX4/Firmware.git ~/Firmware;
+      cd ~/Firmware;
+      make px4_fmu-v5_default;
+    fi
diff --git a/Formula/fastcdr.rb b/Formula/fastcdr.rb
index c9a272c..d9ce73f 100644
--- a/Formula/fastcdr.rb
+++ b/Formula/fastcdr.rb
@@ -1,7 +1,7 @@
 require "formula"
 
 class Fastcdr < Formula
-  desc "OMG RTPS / DDS implementation."
+  desc "OMG RTPS / DDS implementation"
   homepage "http://www.eprosima.com/index.php/products-all/eprosima-fast-rtps"
   url "https://github.com/eProsima/Fast-CDR/archive/v1.0.8.tar.gz"
   version "1.6.0"
diff --git a/Formula/fastrtps.rb b/Formula/fastrtps.rb
index ac5ca9c..ac9cd99 100644
--- a/Formula/fastrtps.rb
+++ b/Formula/fastrtps.rb
@@ -1,7 +1,7 @@
 require "formula"
 
 class Fastrtps < Formula
-  desc "OMG RTPS / DDS implementation."
+  desc "OMG RTPS / DDS implementation"
   homepage "http://www.eprosima.com/index.php/products-all/eprosima-fast-rtps"
   url "http://px4-tools.s3.amazonaws.com/fastrtps-v1.6.0.tar.gz"
   sha256 "a999f30e945c2be856cc4cbed3b338646c4016e6a26e0416dc442f07f658a2b5"
diff --git a/Formula/fastrtps15.rb b/Formula/fastrtps15.rb
index d0fb00f..0483cf4 100644
--- a/Formula/fastrtps15.rb
+++ b/Formula/fastrtps15.rb
@@ -1,7 +1,7 @@
 require "formula"
 
 class Fastrtps15 < Formula
-  desc "OMG RTPS / DDS implementation."
+  desc "OMG RTPS / DDS implementation"
   homepage "http://www.eprosima.com/index.php/products-all/eprosima-fast-rtps"
   url "http://px4-tools.s3.amazonaws.com/fastrtps-v1.5.0p.tar.gz"
   version "1.5.0"
diff --git a/Formula/gcc-arm-none-eabi.rb b/Formula/gcc-arm-none-eabi.rb
index 085bb15..117e5ce 100644
--- a/Formula/gcc-arm-none-eabi.rb
+++ b/Formula/gcc-arm-none-eabi.rb
@@ -3,9 +3,9 @@
 class GccArmNoneEabi < Formula
   desc "GNU Embedded Toolchain for ARM"
   homepage "https://developer.arm.com/open-source/gnu-toolchain/gnu-rm/downloads"
-  url "https://armkeil.blob.core.windows.net/developer/Files/downloads/gnu-rm/7-2018q2/gcc-arm-none-eabi-7-2018-q2-update-mac.tar.bz2"
-  version "20180627"
-  sha256 "c1c4af5226d52bd1b688cf1bd78f60eeea53b19fb337ef1df4380d752ba88759"
+  url "https://developer.arm.com/-/media/Files/downloads/gnu-rm/9-2020q2/gcc-arm-none-eabi-9-2020-q2-update-mac.tar.bz2"
+  version "20191106"
+  sha256 "1249f860d4155d9c3ba8f30c19e7a88c5047923cea17e0d08e633f12408f01f0"
 
   def install
     ohai "Copying binaries..."
diff --git a/Formula/genromfs.rb b/Formula/genromfs.rb
index 8cbd794..c010026 100644
--- a/Formula/genromfs.rb
+++ b/Formula/genromfs.rb
@@ -1,7 +1,7 @@
 require "formula"
 
 class Genromfs < Formula
-  desc "tool for creating romfs images"
+  desc "Tool for creating ROMFS images"
   homepage "https://github.com/chexum/genromfs"
   url "http://px4-travis.s3.amazonaws.com/toolchain/genromfs-0.5.2.tar.gz"
   sha256 "30f37fc734572c1dbaa2504585bc23ba6b8fd7df767ae7155995b2ca0ebed960"
diff --git a/Formula/kconfig-frontends.rb b/Formula/kconfig-frontends.rb
index a756189..c682e46 100644
--- a/Formula/kconfig-frontends.rb
+++ b/Formula/kconfig-frontends.rb
@@ -1,7 +1,7 @@
 require "formula"
 
 class KconfigFrontends < Formula
-  desc "kconfig frontends and parser"
+  desc "Kconfig frontends and parser"
   homepage "http://ymorin.is-a-geek.org/projects/kconfig-frontends"
   url "http://px4-travis.s3.amazonaws.com/toolchain/kconfig-frontends-3.7.0.0.tar.gz"
   sha256 "a0d9b6565cf671337d0d570da872cc3847ce0c8355f7208807121d0c2fdddea9"