diff --git a/grocy/Dockerfile b/grocy/Dockerfile
index 46204c7..37a003c 100755
--- a/grocy/Dockerfile
+++ b/grocy/Dockerfile
@@ -11,20 +11,20 @@ RUN \
     apk add --no-cache \
         nginx=1.20.1-r3 \
         patch=2.7.6-r7 \
-        php7-ctype=7.4.20-r0 \
-        php7-exif=7.4.20-r0 \
-        php7-fileinfo=7.4.20-r0 \
-        php7-fpm=7.4.20-r0 \
-        php7-gd=7.4.20-r0 \
-        php7-json=7.4.20-r0 \
-        php7-ldap=7.4.20-r0 \
-        php7-mbstring=7.4.20-r0 \
-        php7-opcache=7.4.20-r0 \
-        php7-pdo_sqlite=7.4.20-r0 \
-        php7-pdo=7.4.20-r0 \
-        php7-simplexml=7.4.20-r0 \
-        php7-tokenizer=7.4.20-r0 \
-        php7=7.4.20-r0 \
+        php7-ctype=7.4.21-r0 \
+        php7-exif=7.4.21-r0 \
+        php7-fileinfo=7.4.21-r0 \
+        php7-fpm=7.4.21-r0 \
+        php7-gd=7.4.21-r0 \
+        php7-json=7.4.21-r0 \
+        php7-ldap=7.4.21-r0 \
+        php7-mbstring=7.4.21-r0 \
+        php7-opcache=7.4.21-r0 \
+        php7-pdo_sqlite=7.4.21-r0 \
+        php7-pdo=7.4.21-r0 \
+        php7-simplexml=7.4.21-r0 \
+        php7-tokenizer=7.4.21-r0 \
+        php7=7.4.21-r0 \
     \
     && apk add --no-cache --virtual .build-dependencies \
         git=2.32.0-r0 \