diff --git a/Dockerfile b/Dockerfile
index f8b4920..b7b276b 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -31,7 +31,7 @@ ENV \
  THEORA=1.1.1 \
  VORBIS=1.3.6 \
  VPX=1.8.0 \
- X265=3.0 \
+ X265=3.1.1 \
  XVID=1.3.4 
 
 RUN \
diff --git a/Dockerfile.aarch64 b/Dockerfile.aarch64
index 8776860..474571d 100644
--- a/Dockerfile.aarch64
+++ b/Dockerfile.aarch64
@@ -31,7 +31,7 @@ ENV \
  THEORA=1.1.1 \
  VORBIS=1.3.6 \
  VPX=1.8.0 \
- X265=3.0 \
+ X265=3.1.1 \
  XVID=1.3.4 
 
 RUN \
diff --git a/Dockerfile.armhf b/Dockerfile.armhf
index b826d1f..f0d0f17 100644
--- a/Dockerfile.armhf
+++ b/Dockerfile.armhf
@@ -31,7 +31,7 @@ ENV \
  THEORA=1.1.1 \
  VORBIS=1.3.6 \
  VPX=1.8.0 \
- X265=3.0 \
+ X265=3.1.1 \
  XVID=1.3.4 
 
 RUN \
@@ -366,7 +366,7 @@ RUN \
  echo "**** compiling x265 ****" && \
  cd /tmp/x265/build/linux && \
  curl -fL \
-	https://sources.debian.org/data/main/x/x265/3.0-2/debian/patches/0001-Fix-arm-flags.patch \
+	https://sources.debian.org/data/main/x/x265/3.1.1-2/debian/patches/0001-Fix-arm-flags.patch \
 	> arm.patch && \
  patch ../../source/CMakeLists.txt < arm.patch && \
  cmake \