THRIFT-82: move to SBCL 1.4.5 (hopefully will address 1.4.4 sporadic build errors)
diff --git a/build/docker/README.md b/build/docker/README.md
index 89b7b2c..cae4577 100644
--- a/build/docker/README.md
+++ b/build/docker/README.md
@@ -135,13 +135,13 @@
 
 | Language  | ubuntu-xenial | ubuntu-artful | Notes |
 | :-------- | :------------ | :------------ | :---- |
-| as of     | Mar 06, 2018  | Mar 06, 2018  |       |
+| as of     | Mar 06, 2018  | Mar 19, 2018  |       |
 | as3       |               |               | Not in CI |
 | C++ gcc   | 5.4.0         | 7.2.0         |       |
 | C++ clang | 3.8           | 4.0           |       |
 | C# (mono) | 4.2.1.0       | 4.6.2.7       |       |
 | c_glib    | 2.48.2        | 2.54.0        |       |
-| CL (sbcl) |               | 1.4.4         |       |
+| cl (sbcl) |               | 1.4.5         |       |
 | cocoa     |               |               | Not in CI |
 | d         | 2.073.2       | 2.077.1       |       |
 | dart      | 1.22.1        | 1.24.3        |       |
diff --git a/build/docker/ubuntu-artful/Dockerfile b/build/docker/ubuntu-artful/Dockerfile
index 181c0fe..78d9761 100644
--- a/build/docker/ubuntu-artful/Dockerfile
+++ b/build/docker/ubuntu-artful/Dockerfile
@@ -92,7 +92,7 @@
 `# csharp (mono) dependencies` \
       mono-devel
 
-ENV SBCL_VERSION 1.4.4
+ENV SBCL_VERSION 1.4.5
 RUN \
 `# Common Lisp (sbcl) dependencies` \
     curl --version && \