diff --git a/README.txt b/README.txt
index b60412ede9..899ba95192 100644
--- a/README.txt
+++ b/README.txt
@@ -1,4 +1,4 @@
-HDF5 version 1.10.3 released on 2018-08-16
+HDF5 version 1.10.3 released on 2018-08-21
 
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 Please refer to the release_docs/INSTALL file for installation instructions.
diff --git a/release_docs/RELEASE.txt b/release_docs/RELEASE.txt
index fbcf917daf..8f3c43467f 100644
--- a/release_docs/RELEASE.txt
+++ b/release_docs/RELEASE.txt
@@ -1,4 +1,4 @@
-HDF5 version 1.10.3 released on 2018-08-16
+HDF5 version 1.10.3 released on 2018-08-21
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