diff --git a/build.sbt b/build.sbt
index d96fb6f1c..14affa17b 100644
--- a/build.sbt
+++ b/build.sbt
@@ -67,7 +67,7 @@ libraryDependencies ++= Seq(
   "org.testcontainers"              % "postgresql"               % "1.20.1"        % "test",
   "net.i2p.crypto"                  % "eddsa"                    % "0.3.0",
   "is.tagomor.woothee"              % "woothee-java"             % "1.11.0",
-  "org.ec4j.core"                   % "ec4j-core"                % "0.3.0",
+  "org.ec4j.core"                   % "ec4j-core"                % "1.0.0",
   "org.kohsuke"                     % "github-api"               % "1.326"         % "test"
 )