diff --git a/build/SD-1.2.2.zip.sha b/build/SD-1.2.2.zip.sha
deleted file mode 100644
index e2ef06cfe..000000000
--- a/build/SD-1.2.2.zip.sha
+++ /dev/null
@@ -1 +0,0 @@
-4c720f714766b9a845c6b3e63c1347eac70a757f
diff --git a/build/SD-1.2.3.zip.sha b/build/SD-1.2.3.zip.sha
new file mode 100644
index 000000000..8bee93ca5
--- /dev/null
+++ b/build/SD-1.2.3.zip.sha
@@ -0,0 +1 @@
+253066dd9f92d82932136f19d122b0a3ca97df33
diff --git a/build/build.xml b/build/build.xml
index 5215debb8..e85160482 100644
--- a/build/build.xml
+++ b/build/build.xml
@@ -251,7 +251,7 @@
     <download-library name="Esplora" version="1.0.4"/>
     <download-library name="Mouse" version="1.0.1"/>
     <download-library name="Keyboard" version="1.0.2"/>
-    <download-library name="SD" version="1.2.2"/>
+    <download-library name="SD" version="1.2.3"/>
     <download-library name="Servo" version="1.1.2"/>
     <download-library name="LiquidCrystal" version="1.0.7"/>
     <download-library githubuser="Adafruit" name="Adafruit_CircuitPlayground" version="1.8.1" foldername="Adafruit_Circuit_Playground"/>