diff --git a/README.md b/README.md
index b27648fd..f4ff2889 100644
--- a/README.md
+++ b/README.md
@@ -90,6 +90,24 @@ the Steam runtime SDK provides. You will need to build and install a newer
 cmake into each of the runtimes. For convenience, the build_proton.sh script
 will attempt to use cmake from ~/opt32/bin/ and ~/opt64/bin/, if available.
 
+The following example session obtained and built cmake:
+    cd /tmp
+    wget https://cmake.org/files/v3.11/cmake-3.11.4.tar.gz
+    schroot --chroot steamrt_scout_beta_i386
+    tar -xzf cmake-3.11.4.tar.gz
+    cd cmake-3.11.4
+    ./configure --parallel=4 --prefix=~/opt32
+    make -j 4 && make install
+    exit
+    rm -rf cmake-3.11.4
+    schroot --chroot steamrt_scout_beta_amd64
+    tar -xzf cmake-3.11.4.tar.gz
+    cd cmake-3.11.4
+    ./configure --parallel=4 --prefix=~/opt64
+    make -j 4 && make install
+    exit
+
+
 Finally, change your directory back to proton, and run:
 
         cd ../proton