diff --git a/bin/compile b/bin/compile
index 25c4f9d..30103ec 100755
--- a/bin/compile
+++ b/bin/compile
@@ -49,8 +49,8 @@ export VENDOR_URL
 # These variables are used to specify which versions of Python to install by default,
 # as well as prompt the user to upgrade if they are using an un–supported version.
 # Note: When 3.7 lands, I recommend switching to LATEST_36 and LATEST_37.
-DEFAULT_PYTHON_VERSION="python-3.6.4"
-LATEST_3="python-3.6.4"
+DEFAULT_PYTHON_VERSION="python-3.6.5"
+LATEST_3="python-3.6.5"
 LATEST_2="python-2.7.15"
 
 # Which stack is used (for binary downloading), if none is provided (e.g. outside of Heroku)?
diff --git a/test/run b/test/run
index 4b54fd6..211f2a8 100755
--- a/test/run
+++ b/test/run
@@ -12,7 +12,7 @@ testPipenvLock() {
 
 testPipenvVersion() {
   compile "pipenv-version"
-  assertCaptured "3.6.4"
+  assertCaptured "3.6.5"
   assertCapturedSuccess
 }
 
@@ -83,7 +83,7 @@ testPython2() {
 
 testPython3() {
   compile "python3"
-  assertCaptured "python-3.6.4"
+  assertCaptured "python-3.6.5"
   assertCapturedSuccess
 }