diff --git a/.travis.yml b/.travis.yml
index 99882187..ac880b3c 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -32,7 +32,7 @@ install:
     - if [ "$CC" = "gcc" ]; then export CC="gcc-4.8"; fi
 script:
     - ./configure --datadir=$(pwd)/data
-    - make
+    - make -j4
     - if [[ $DICTIONARIES_CHANGED -ne 0 ]]; then ./src/build_address_dictionary; fi;
     - if [[ $NUMEX_CHANGED -ne 0 ]]; then ./src/build_numex_table; fi;
     - if [[ $TRANSLIT_CHANGED -ne 0 ]]; then ./src/build_trans_table; fi;
diff --git a/README.md b/README.md
index 1ce427b8..439443d1 100644
--- a/README.md
+++ b/README.md
@@ -118,7 +118,7 @@ git clone https://github.com/openvenues/libpostal
 cd libpostal
 ./bootstrap.sh
 ./configure --datadir=[...some dir with a few GB of space...]
-make
+make -j4
 sudo make install
 
 # On Linux it's probably a good idea to run
@@ -163,7 +163,7 @@ cd libpostal
 cp -rf windows/* ./
 ./bootstrap.sh
 ./configure --datadir=[...some dir with a few GB of space...]
-make
+make -j4
 make install
 ```
 Notes: When setting the datadir, the `C:` drive would be entered as `/c`. The libpostal build script automatically add `libpostal` on the end of the path, so '/c' would become `C:\libpostal\` on Windows.