diff --git a/5.0/apache/Dockerfile b/5.0/apache/Dockerfile
index 50dcf05..a84f1c9 100644
--- a/5.0/apache/Dockerfile
+++ b/5.0/apache/Dockerfile
@@ -60,8 +60,8 @@ RUN a2enmod headers rewrite remoteip; \
 # Use the default production configuration
 RUN mv "$PHP_INI_DIR/php.ini-production" "$PHP_INI_DIR/php.ini"
 
-ARG version="5.6.4+230206"
-ARG sha256_checksum="10495b2f872c7a02d075e307dcb5651bab109c44dfe0783614c0d85f4bb6cc17"
+ARG version="5.6.6+230220"
+ARG sha256_checksum="963f220e5162490c5034e2030748a1362de029e57540bc8db4bcf280b2543bdf"
 ARG archive_url="https://github.com/LimeSurvey/LimeSurvey/archive/${version}.tar.gz"
 ARG USER=www-data
 ARG LISTEN_PORT=8080
diff --git a/5.0/fpm-alpine/Dockerfile b/5.0/fpm-alpine/Dockerfile
index 78473bd..0ea78ef 100644
--- a/5.0/fpm-alpine/Dockerfile
+++ b/5.0/fpm-alpine/Dockerfile
@@ -34,8 +34,8 @@ RUN set -ex; \
         tidy \
         zip
 
-ARG version="5.6.4+230206"
-ARG sha256_checksum="10495b2f872c7a02d075e307dcb5651bab109c44dfe0783614c0d85f4bb6cc17"
+ARG version="5.6.6+230220"
+ARG sha256_checksum="963f220e5162490c5034e2030748a1362de029e57540bc8db4bcf280b2543bdf"
 ARG archive_url="https://github.com/LimeSurvey/LimeSurvey/archive/${version}.tar.gz"
 ARG USER=www-data
 ENV LIMESURVEY_VERSION=$version
diff --git a/5.0/fpm/Dockerfile b/5.0/fpm/Dockerfile
index 2b62cf9..12b91f0 100644
--- a/5.0/fpm/Dockerfile
+++ b/5.0/fpm/Dockerfile
@@ -46,8 +46,8 @@ RUN set -ex; \
         tidy \
         zip
 
-ARG version="5.6.4+230206"
-ARG sha256_checksum="10495b2f872c7a02d075e307dcb5651bab109c44dfe0783614c0d85f4bb6cc17"
+ARG version="5.6.6+230220"
+ARG sha256_checksum="963f220e5162490c5034e2030748a1362de029e57540bc8db4bcf280b2543bdf"
 ARG archive_url="https://github.com/LimeSurvey/LimeSurvey/archive/${version}.tar.gz"
 ARG USER=www-data
 ENV LIMESURVEY_VERSION=$version