diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 37a69e8..06e734d 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -4,7 +4,7 @@ test_code:
   stage: test
   before_script:
     - mkdir -p $HOME/.local
-    - curl -s "https://cmake.org/files/v3.15/cmake-3.15.0-Linux-x86_64.tar.gz" | tar --strip-components=1 -xz -C $HOME/.local
+    - curl -s "https://cmake.org/files/v3.15/cmake-3.15.1-Linux-x86_64.tar.gz" | tar --strip-components=1 -xz -C $HOME/.local
     - export PATH=$HOME/.local/bin:$PATH
   script:
     - mkdir -p build
diff --git a/chapters/intro/installing.md b/chapters/intro/installing.md
index 5033bb1..ff20757 100644
--- a/chapters/intro/installing.md
+++ b/chapters/intro/installing.md
@@ -13,13 +13,13 @@ You can [download CMake from KitWare][cmake-download]. This is how you'll probab
 On Linux, there are binaries provided, but you'll need to pick an install location. If you already use `~/.local` for user-space packages, the following single line command[^1] will get CMake for you [^2]:
 
 {% term %}
-~ $ wget -qO- "https://cmake.org/files/v3.15/cmake-3.15.0-Linux-x86_64.tar.gz" | tar --strip-components=1 -xz -C ~/.local
+~ $ wget -qO- "https://cmake.org/files/v3.15/cmake-3.15.1-Linux-x86_64.tar.gz" | tar --strip-components=1 -xz -C ~/.local
 {% endterm %}
 
 If you just want a local folder with CMake only:
 
 {% term %}
-~ $ mkdir -p cmake-3.15 && wget -qO- "https://cmake.org/files/v3.15/cmake-3.15.0-Linux-x86_64.tar.gz" | tar --strip-components=1 -xz -C cmake-3.15
+~ $ mkdir -p cmake-3.15 && wget -qO- "https://cmake.org/files/v3.15/cmake-3.15.1-Linux-x86_64.tar.gz" | tar --strip-components=1 -xz -C cmake-3.15
 ~ $ export PATH=`pwd`/cmake-3.15/bin:$PATH
 {% endterm %}
 
@@ -28,7 +28,7 @@ You'll obviously want to append to the PATH every time you start a new terminal,
 And, if you want a system install, install to `/usr/local`; this is an excellent choice in a Docker container, for example on GitLab CI. Do not try it on a non-containerized system.
 
 {% term %}
-docker $ wget -qO- "https://cmake.org/files/v3.15/cmake-3.15.0-Linux-x86_64.tar.gz" | tar --strip-components=1 -xz -C /usr/local
+docker $ wget -qO- "https://cmake.org/files/v3.15/cmake-3.15.1-Linux-x86_64.tar.gz" | tar --strip-components=1 -xz -C /usr/local
 {% endterm %}
 
 
@@ -52,7 +52,7 @@ Here are some common build environments and the CMake version you'll find on the
 | [Python PyPI](https://pypi.org/project/cmake/)  | 3.13.3 | Just `pip install cmake` on many systems. Add `--user` for local installs. |
 | [Anaconda](https://anaconda.org/anaconda/cmake) | 3.14.0 | For use with Conda |
 | [Conda-Forge](https://github.com/conda-forge/cmake-feedstock) | 3.14.5 | For use with Conda |
-| [Homebrew on macOS](https://formulae.brew.sh/formula/cmake) | 3.15.0 | On macOS with Homebrew, this is only a few minutesa behind cmake.org. |
+| [Homebrew on macOS](https://formulae.brew.sh/formula/cmake) | 3.15.1 | On macOS with Homebrew, this is only a few minutesa behind cmake.org. |
 | [Chocolaty on Windows](https://chocolatey.org/packages/cmake) | 3.14.6 | Also up to date. The normal cmake.org installers are common on Windows, as well. |
 | TravisCI Trusty | 3.9 | The December 2017 update added a recent version of clang and CMake! Finally! |
 | TravisCI Xenial | 3.12.4 | Mid November 2018 this image became ready for widescale use. |