diff --git a/docs/manual.pmd b/docs/manual.pmd
index f648ad2e..263fcf63 100644
--- a/docs/manual.pmd
+++ b/docs/manual.pmd
@@ -4008,7 +4008,7 @@ countries.
 Mac and macOS are trademarks of Apple Inc., registered in the U.S. and other
 countries.
 
-The Zint logo derived from "SF Planetary Orbiter" font by ShyFoundary
+The Zint logo is derived from "SF Planetary Orbiter" font by ShyFoundary.
 
 Zint.org.uk website design and hosting provided by Robert Elliott.
 
diff --git a/docs/manual.txt b/docs/manual.txt
index 93e8a066..711d6e78 100644
--- a/docs/manual.txt
+++ b/docs/manual.txt
@@ -3907,7 +3907,7 @@ countries.
 Mac and macOS are trademarks of Apple Inc., registered in the U.S. and other
 countries.
 
-The Zint logo derived from “SF Planetary Orbiter” font by ShyFoundary
+The Zint logo is derived from “SF Planetary Orbiter” font by ShyFoundary.
 
 Zint.org.uk website design and hosting provided by Robert Elliott.