diff --git a/Dockerfile b/Dockerfile
index ffecbc3..a292c1b 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -38,7 +38,7 @@ RUN { \
 # DOWNLOAD AND INSTALL INVOICE NINJA
 #####
 
-ENV INVOICENINJA_VERSION 4.3.1
+ENV INVOICENINJA_VERSION 4.4.0
 
 RUN curl -o ninja.zip -SL https://download.invoiceninja.com/ninja-v${INVOICENINJA_VERSION}.zip \
     && ls . \
diff --git a/alpine/Dockerfile b/alpine/Dockerfile
index b10785c..0545967 100644
--- a/alpine/Dockerfile
+++ b/alpine/Dockerfile
@@ -41,7 +41,7 @@ COPY --from=composer:latest /usr/bin/composer /usr/bin/composer
 # DOWNLOAD AND INSTALL INVOICE NINJA
 #####
 
-ENV INVOICENINJA_VERSION 4.3.1
+ENV INVOICENINJA_VERSION 4.4.0
 
 ENV COMPOSER_ALLOW_SUPERUSER=1