diff --git a/Dockerfile b/Dockerfile
index 7b3a265..42a02d8 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -42,7 +42,6 @@ RUN apk add --no-cache \
     openssh \
     python3 \
     py3-pip \
-    php-dev \
     php-pear \
     gcc g++ make autoconf libtool linux-headers