diff --git a/latexmk.spec b/latexmk.spec
index 744404a..f7ee92d 100644
--- a/latexmk.spec
+++ b/latexmk.spec
@@ -1,5 +1,5 @@
 Name:           latexmk
-Version:        4.70
+Version:        4.70b
 Release:        1%{?dist}
 Summary:        A make-like utility for LaTeX files
 
@@ -74,6 +74,9 @@ rm -f extra-scripts/*.bat
 %license COPYING
 
 %changelog
+* Wed Sep 30 2020 Jerry James <loganjerry@gmail.com> - 4.70b-1
+- Update to 4.70b
+
 * Wed Sep  9 2020 Jerry James <loganjerry@gmail.com> - 4.70-1
 - Update to 4.70
 
diff --git a/sources b/sources
index 6482330..f58e301 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (latexmk-470.zip) = a3c432417f0f0a5273f2e00c0257f9e13715f2caa63364c85e0db33b34ed648d2d575541b0e47cd296c8d8b1e2e8ad12ed69f561d4b18f62ac430eaf1dc6eb28
+SHA512 (latexmk-470b.zip) = 2f984fd9c1785177fd58eb6bad44061bc7b397ed627599557704bae2cef1f53c186d161f99e4aaae5fa33fc66d56936dc9f5b6385f00d85bd634016bac0d555d