diff --git a/src/SPC/builder/BuilderBase.php b/src/SPC/builder/BuilderBase.php
index 433d0b97..7fc78e44 100644
--- a/src/SPC/builder/BuilderBase.php
+++ b/src/SPC/builder/BuilderBase.php
@@ -262,17 +262,6 @@ abstract class BuilderBase
                 if (!$ext->isBuildShared()) {
                     continue;
                 }
-                if (Config::getExt($ext->getName(), 'type') === 'builtin' || Config::getExt($ext->getName(), 'build-with-php') === true) {
-                    if (file_exists(BUILD_MODULES_PATH . '/' . $ext->getName() . '.so')) {
-                        logger()->info('Shared extension [' . $ext->getName() . '] was already built by php-src/configure (' . $ext->getName() . '.so)');
-                        continue;
-                    }
-                    if (Config::getExt($ext->getName(), 'build-with-php') === true) {
-                        logger()->warning('Shared extension [' . $ext->getName() . '] did not build with php-src/configure (' . $ext->getName() . '.so)');
-                        logger()->warning('Try deleting your build and source folders and running `spc build`` again.');
-                        continue;
-                    }
-                }
                 $ext->buildShared();
             }
         } catch (RuntimeException $e) {
diff --git a/src/SPC/builder/Extension.php b/src/SPC/builder/Extension.php
index 74be112c..5b35aade 100644
--- a/src/SPC/builder/Extension.php
+++ b/src/SPC/builder/Extension.php
@@ -328,6 +328,17 @@ class Extension
      */
     public function buildShared(): void
     {
+        if (Config::getExt($this->getName(), 'type') === 'builtin' || Config::getExt($this->getName(), 'build-with-php') === true) {
+            if (file_exists(BUILD_MODULES_PATH . '/' . $this->getName() . '.so')) {
+                logger()->info('Shared extension [' . $this->getName() . '] was already built by php-src/configure (' . $this->getName() . '.so)');
+                return;
+            }
+            if (Config::getExt($this->getName(), 'build-with-php') === true) {
+                logger()->warning('Shared extension [' . $this->getName() . '] did not build with php-src/configure (' . $this->getName() . '.so)');
+                logger()->warning('Try deleting your build and source folders and running `spc build`` again.');
+                return;
+            }
+        }
         logger()->info('Building extension [' . $this->getName() . '] as shared extension (' . $this->getName() . '.so)');
         foreach ($this->dependencies as $dependency) {
             if (!$dependency instanceof Extension) {