diff --git a/12/mysql-tomcat/.env b/12/mysql-tomcat/.env
index 4b6202ca46092a861511ed4a42377ed853e5114a..8c0410fc9bab1228c63b52097dbb6b4e2c457158 100644
--- a/12/mysql-tomcat/.env
+++ b/12/mysql-tomcat/.env
@@ -1,5 +1,5 @@
 # Default environment values
-XWIKI_VERSION=12.5.1
+XWIKI_VERSION=12.6
 DB_USER=xwiki
 DB_PASSWORD=xwiki
 DB_DATABASE=xwiki
diff --git a/12/mysql-tomcat/Dockerfile b/12/mysql-tomcat/Dockerfile
index bf0b1484199c792818fb80ccb8562a2e7fbf7bcf..288f21a130ebf6241fdc7aeb175462f96a152a09 100644
--- a/12/mysql-tomcat/Dockerfile
+++ b/12/mysql-tomcat/Dockerfile
@@ -43,9 +43,9 @@ RUN apt-get update && \
 # Install XWiki as the ROOT webapp context in Tomcat
 # Create the Tomcat temporary directory
 # Configure the XWiki permanent directory
-ENV XWIKI_VERSION="12.5.1"
+ENV XWIKI_VERSION="12.6"
 ENV XWIKI_URL_PREFIX "https://maven.xwiki.org/releases/org/xwiki/platform/xwiki-platform-distribution-war/${XWIKI_VERSION}"
-ENV XWIKI_DOWNLOAD_SHA256 09d6bca7466cc70f7b78802209f391b2537757abfe14740fdb7d852470b22557
+ENV XWIKI_DOWNLOAD_SHA256 6ad47ade6e403cc67587496d9b7e7556f80fd21cc0049d941837dcdd094cd1cd
 RUN rm -rf /usr/local/tomcat/webapps/* && \
   mkdir -p /usr/local/tomcat/temp && \
   mkdir -p /usr/local/xwiki/data && \
diff --git a/12/postgres-tomcat/.env b/12/postgres-tomcat/.env
index 56fd30d139f7c22173db215c363560545669bfed..edc2cb51712a24e9d29f05b9b36b8ea41a2a72cf 100644
--- a/12/postgres-tomcat/.env
+++ b/12/postgres-tomcat/.env
@@ -1,5 +1,5 @@
 # Default environment values
-XWIKI_VERSION=12.5.1
+XWIKI_VERSION=12.6
 DB_USER=xwiki
 DB_PASSWORD=xwiki
 DB_DATABASE=xwiki
diff --git a/12/postgres-tomcat/Dockerfile b/12/postgres-tomcat/Dockerfile
index 6fb9af6df77a62b47061f1d67d9930a251baff9f..c51020ad32fe64a7f1744361f3848e807dd6800f 100644
--- a/12/postgres-tomcat/Dockerfile
+++ b/12/postgres-tomcat/Dockerfile
@@ -44,9 +44,9 @@ RUN apt-get update && \
 # Install XWiki as the ROOT webapp context in Tomcat
 # Create the Tomcat temporary directory
 # Configure the XWiki permanent directory
-ENV XWIKI_VERSION="12.5.1"
+ENV XWIKI_VERSION="12.6"
 ENV XWIKI_URL_PREFIX "https://maven.xwiki.org/releases/org/xwiki/platform/xwiki-platform-distribution-war/${XWIKI_VERSION}"
-ENV XWIKI_DOWNLOAD_SHA256 09d6bca7466cc70f7b78802209f391b2537757abfe14740fdb7d852470b22557
+ENV XWIKI_DOWNLOAD_SHA256 6ad47ade6e403cc67587496d9b7e7556f80fd21cc0049d941837dcdd094cd1cd
 RUN rm -rf /usr/local/tomcat/webapps/* && \
   mkdir -p /usr/local/tomcat/temp && \
   mkdir -p /usr/local/xwiki/data && \
diff --git a/build.gradle b/build.gradle
index e5c071cba707fa09f2e85dd809770478dddbf6e6..66134994799ef66377a406a59a9ab25101bf597c 100644
--- a/build.gradle
+++ b/build.gradle
@@ -39,8 +39,8 @@ def tokens = [
         xwikiSha256: '926cdab925cbac1053a9c2d829fe5d714dba919dd85c7aac5876d878fa99f61f'
     ],
     '12': [
-        xwikiVersion: '12.5.1',
-        xwikiSha256: '09d6bca7466cc70f7b78802209f391b2537757abfe14740fdb7d852470b22557'
+        xwikiVersion: '12.6',
+        xwikiSha256: '6ad47ade6e403cc67587496d9b7e7556f80fd21cc0049d941837dcdd094cd1cd'
     ]
 ]