diff --git a/.travis.yml b/.travis.yml
index 4c70f0a0..2edf729e 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -5,8 +5,8 @@ go_import_path: gonum.org/v1/plot
 
 # Versions of go that are explicitly supported by gonum.
 go:
+ - 1.14.x
  - 1.13.x
- - 1.12.x
  - master
 matrix:
   fast_finish: true
diff --git a/appveyor.yml b/appveyor.yml
index aa7722cf..30707ebb 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -13,8 +13,8 @@ environment:
   # Do not move these lines; they are referred to by README.md.
   # Versions of go that are explicitly supported by gonum.
   matrix:
-    - GOROOT: 'c:\go112'
-    - GOROOT: 'c:\go111'
+    - GOROOT: 'c:\go113'
+    #- GOROOT: 'c:\go114'
   GOPATH: c:\gopath
   GOTOOLDIR: '%GOROOT%\pkg\tool\windows_amd64'
   PATH: '%GOPATH%\bin;%GOROOT%\bin;%PATH%'
diff --git a/go.mod b/go.mod
index 50ebf9e2..e61e27df 100644
--- a/go.mod
+++ b/go.mod
@@ -1,6 +1,6 @@
 module gonum.org/v1/plot
 
-go 1.12
+go 1.13
 
 require (
 	github.com/ajstarks/svgo v0.0.0-20180226025133-644b8db467af