diff --git a/src/scripts/extensions/phalcon.ps1 b/src/scripts/extensions/phalcon.ps1
index c82323b0..f442d48c 100644
--- a/src/scripts/extensions/phalcon.ps1
+++ b/src/scripts/extensions/phalcon.ps1
@@ -80,9 +80,9 @@ Function Get-PhalconSemver() {
 # Function to install phalcon
 Function Add-PhalconHelper() {
   $semver = Get-PhalconSemver
-  if (($extension_version -eq '3') -or ($extension_version -eq '5')) {
+  if ($extension_version -eq '3') {
     Add-PhalconFromGitHub $semver
-  } elseif ($extension_version -eq '4') {
+  } else {
     Add-Extension -Extension phalcon -Stability stable -Extension_version $semver
   }
 }
diff --git a/src/scripts/extensions/zephir_parser.ps1 b/src/scripts/extensions/zephir_parser.ps1
index 9e6f851d..75b6a1e9 100644
--- a/src/scripts/extensions/zephir_parser.ps1
+++ b/src/scripts/extensions/zephir_parser.ps1
@@ -31,6 +31,9 @@ Function Get-ZephirParserVersion() {
   $repo = 'zephir-lang/php-zephir-parser'
   $zp_releases = "$github/$repo/releases"
   if($extension -eq 'zephir_parser') {
+    if($version -lt '7.2') {
+      return 'v1.6.1'
+    }
     return (Get-File -Url $zp_releases/latest).BaseResponse.RequestMessage.RequestUri.Segments[-1]
   } else {
     return 'v' + ($extension.split('-')[1] -replace 'v')