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-rw-r--r--gnu/packages/java.scm2
1 files changed, 1 insertions, 1 deletions
diff --git a/gnu/packages/java.scm b/gnu/packages/java.scm
index 5229eeda06..6af45b4bc6 100644
--- a/gnu/packages/java.scm
+++ b/gnu/packages/java.scm
@@ -10637,7 +10637,7 @@ against expected outcomes.")
      `(("unzip" ,unzip)
        ("java-junit" ,java-junit)
        ("java-hamcrest-core" ,java-hamcrest-core)))
-    (home-page "http://approximatrix.com/products/openchart2/")
+    (home-page "https://approximatrix.com/products/openchart2/")
     (synopsis "Simple plotting for Java")
     (description "Openchart2 provides a simple, yet powerful, interface for
 Java programmers to create two-dimensional charts and plots.  The library