diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index b9d9297..d4336ef 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -16,8 +16,6 @@ jobs:
       fail-fast: false
       matrix:
         php:
-          - 7.1.33
-          - 7.2.34
           - 7.3.26
           - 7.4.14
           - 8.0.1
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 6af947e..1589243 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,10 @@
 All notable changes to this project will be documented in this file.
 This project follows [Semantic Versioning](http://semver.org/).
 
+## [Unreleased] - Future
+### Changed
+- Min PHP version is 7.3
+
 ## [1.3.0] - 2020-10-13
 ### Fixed
 - ArrayAccess implemented consistently
diff --git a/appveyor.yml b/appveyor.yml
index e5fe815..5f5bde6 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -14,22 +14,22 @@ environment:
   matrix:
     - ARCH: x86
       INT_SIZE: 32
-      PHP_VER: 7.2
+      PHP_VER: 7.3
       VC_VER: vc15
       ZTS: --enable-zts
     - ARCH: x64
       INT_SIZE: 64
-      PHP_VER: 7.2
+      PHP_VER: 7.3
       VC_VER: vc15
       ZTS: --enable-zts
     - ARCH: x86
       INT_SIZE: 32
-      PHP_VER: 7.2
+      PHP_VER: 7.3
       VC_VER: vc15
       ZTS: --disable-zts
     - ARCH: x64
       INT_SIZE: 64
-      PHP_VER: 7.2
+      PHP_VER: 7.3
       VC_VER: vc15
       ZTS: --disable-zts
 
@@ -37,7 +37,7 @@ install:
 - cmd: choco feature enable -n=allowGlobalConfirmation
 - cmd: cinst wget
 - cmd: mkdir C:\projects\php-ds\bin
-- cmd: wget https://getcomposer.org/composer.phar -O C:\projects\php-ds\bin\composer.phar
+- cmd: cd C:\projects\php-ds\bin && appveyor DownloadFile https://getcomposer.org/composer.phar
 
 build_script:
 - cmd: >-
diff --git a/package.xml b/package.xml
index 9e4c455..cd3ebdb 100644
--- a/package.xml
+++ b/package.xml
@@ -155,7 +155,7 @@
     <dependencies>
         <required>
             <php>
-                <min>7.0.0</min>
+                <min>7.3.0</min>
             </php>
             <pearinstaller>
                 <min>1.4.0b1</min>