diff --git a/.env.example b/.env.example
index 3adafe9..0368b28 100644
--- a/.env.example
+++ b/.env.example
@@ -185,6 +185,7 @@ WORKSPACE_SSH_PORT=2222
 WORKSPACE_INSTALL_FFMPEG=false
 WORKSPACE_INSTALL_AUDIOWAVEFORM=false
 WORKSPACE_INSTALL_WKHTMLTOPDF=false
+WORKSPACE_WKHTMLTOPDF_VERSION=0.12.6-1
 WORKSPACE_INSTALL_GNU_PARALLEL=false
 WORKSPACE_INSTALL_AST=true
 WORKSPACE_AST_VERSION=1.0.10
@@ -263,6 +264,7 @@ PHP_FPM_INSTALL_PING=false
 PHP_FPM_INSTALL_SSHPASS=false
 PHP_FPM_INSTALL_MAILPARSE=false
 PHP_FPM_INSTALL_WKHTMLTOPDF=false
+PHP_FPM_KHTMLTOPDF_VERSION=0.12.6-1
 PHP_FPM_INSTALL_XLSWRITER=false
 PHP_FPM_INSTALL_PHPDECIMAL=false
 PHP_FPM_INSTALL_ZOOKEEPER=false
diff --git a/docker-compose.yml b/docker-compose.yml
index 70cef48..6313685 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -162,6 +162,7 @@ services:
           - INSTALL_FFMPEG=${WORKSPACE_INSTALL_FFMPEG}
           - INSTALL_AUDIOWAVEFORM=${WORKSPACE_INSTALL_AUDIOWAVEFORM}
           - INSTALL_WKHTMLTOPDF=${WORKSPACE_INSTALL_WKHTMLTOPDF}
+          - WKHTMLTOPDF_VERSION=${WORKSPACE_WKHTMLTOPDF_VERSION}
           - INSTALL_GNU_PARALLEL=${WORKSPACE_INSTALL_GNU_PARALLEL}
           - INSTALL_LNAV=${WORKSPACE_INSTALL_LNAV}
           - INSTALL_PROTOC=${WORKSPACE_INSTALL_PROTOC}
@@ -268,6 +269,7 @@ services:
           - INSTALL_FFMPEG=${PHP_FPM_FFMPEG}
           - INSTALL_AUDIOWAVEFORM=${PHP_FPM_AUDIOWAVEFORM}
           - INSTALL_WKHTMLTOPDF=${PHP_FPM_INSTALL_WKHTMLTOPDF}
+          - WKHTMLTOPDF_VERSION=${WORKSPACE_WKHTMLTOPDF_VERSION}
           - INSTALL_XHPROF=${PHP_FPM_INSTALL_XHPROF}
           - INSTALL_XMLRPC=${PHP_FPM_INSTALL_XMLRPC}
           - INSTALL_PHPDECIMAL=${PHP_FPM_INSTALL_PHPDECIMAL}
diff --git a/php-fpm/Dockerfile b/php-fpm/Dockerfile
index d34469e..3fe1945 100644
--- a/php-fpm/Dockerfile
+++ b/php-fpm/Dockerfile
@@ -1036,6 +1036,7 @@ RUN if [ ${INSTALL_AUDIOWAVEFORM} = true ]; then \
 USER root
 
 ARG INSTALL_WKHTMLTOPDF=false
+ARG WKHTMLTOPDF_VERSION=0.12.6-1
 
 RUN if [ ${INSTALL_WKHTMLTOPDF} = true ]; then \
     ARCH=$(arch | sed s/aarch64/arm64/ | sed s/x86_64/amd64/) \
@@ -1050,8 +1051,8 @@ RUN if [ ${INSTALL_WKHTMLTOPDF} = true ]; then \
       xfonts-base \
       xfonts-75dpi \
       wget \
-    && wget "https://github.com/wkhtmltopdf/packaging/releases/download/0.12.6-1/wkhtmltox_0.12.6-1.stretch_${ARCH}.deb" \
-    && dpkg -i "wkhtmltox_0.12.6-1.stretch_${ARCH}.deb" \
+    && wget "https://github.com/wkhtmltopdf/packaging/releases/download/${WKHTMLTOPDF_VERSION}/wkhtmltox_0.12.6-1.stretch_${ARCH}.deb" \
+    && dpkg -i "wkhtmltox_${WKHTMLTOPDF_VERSION}.stretch_${ARCH}.deb" \
     && apt -f install \
 ;fi
 
diff --git a/workspace/Dockerfile b/workspace/Dockerfile
index 18640a6..9aba709 100644
--- a/workspace/Dockerfile
+++ b/workspace/Dockerfile
@@ -1440,6 +1440,7 @@ RUN if [ ${INSTALL_AUDIOWAVEFORM} = true ]; then \
 USER root
 
 ARG INSTALL_WKHTMLTOPDF=false
+ARG WKHTMLTOPDF_VERSION=0.12.6-1
 
 RUN if [ ${INSTALL_WKHTMLTOPDF} = true ]; then \
    ARCH=$(arch | sed s/aarch64/arm64/ | sed s/x86_64/amd64/) \
@@ -1454,8 +1455,8 @@ RUN if [ ${INSTALL_WKHTMLTOPDF} = true ]; then \
    xfonts-base \
    xfonts-75dpi \
    wget \
-   && wget "https://github.com/wkhtmltopdf/packaging/releases/download/0.12.6-1/wkhtmltox_0.12.6-1.bionic_${ARCH}.deb" \
-   && dpkg -i "wkhtmltox_0.12.6-1.bionic_${ARCH}.deb" \
+   && wget "https://github.com/wkhtmltopdf/packaging/releases/download/${WKHTMLTOPDF_VERSION}/wkhtmltox_0.12.6-1.bionic_${ARCH}.deb" \
+   && dpkg -i "wkhtmltox_${WKHTMLTOPDF_VERSION}.bionic_${ARCH}.deb" \
    && apt -f install \
 ;fi