diff --git a/acme4j-smime/src/main/java/module-info.java b/acme4j-smime/src/main/java/module-info.java
index 0a7f5080..81f30867 100644
--- a/acme4j-smime/src/main/java/module-info.java
+++ b/acme4j-smime/src/main/java/module-info.java
@@ -17,7 +17,7 @@ module org.shredzone.acme4j.smime {
     requires org.shredzone.acme4j.utils;
 
     requires transitive jakarta.mail;
-    requires com.github.spotbugs.annotations;
+    requires static com.github.spotbugs.annotations;
     requires org.bouncycastle.pkix;
     requires org.bouncycastle.provider;
 
diff --git a/acme4j-utils/src/main/java/module-info.java b/acme4j-utils/src/main/java/module-info.java
index d296b35b..d1ce32d6 100644
--- a/acme4j-utils/src/main/java/module-info.java
+++ b/acme4j-utils/src/main/java/module-info.java
@@ -15,7 +15,7 @@
 module org.shredzone.acme4j.utils {
     requires org.shredzone.acme4j;
 
-    requires com.github.spotbugs.annotations;
+    requires static com.github.spotbugs.annotations;
     requires org.bouncycastle.pkix;
     requires org.bouncycastle.provider;