diff --git a/Dockerfile b/Dockerfile
index fa3b1cd84b..433266f483 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -58,20 +58,9 @@ RUN set -ex \
  && apt-get purge -y ${buildDeps} \
  && rm -rf /var/lib/apt/lists/*
 
-#=== Install xdebug via PIE (PHP Extension Installer) ===
-ADD --chmod=0755 https://github.com/mlocati/docker-php-extension-installer/releases/latest/download/install-php-extensions /usr/local/bin/
-RUN install-php-extensions xdebug/xdebug@master \
-    && docker-php-ext-enable xdebug
-
-#=== Install xdebug via PIE (PHP Extension Installer) ===
-#RUN curl -L --output /usr/local/bin/pie https://php.github.io/pie/pie-nightly.phar \
-#    && chmod +x /usr/local/bin/pie
-#RUN pie xdebug/xdebug:3.4.0alpha1 \
-#    && docker-php-ext-enable xdebug
-
 #=== Install xdebug PHP dependencies ===
-#RUN pecl install xdebug-3.4.0alpha1  \
-#    && docker-php-ext-enable xdebug
+RUN pecl install xdebug-3.4.0beta1  \
+    && docker-php-ext-enable xdebug
 
 #=== php default ===
 ENV PMF_TIMEZONE="Europe/Berlin" \