diff --git a/autonature/org.eclipse.statet.eutils.autonature/.settings/org.eclipse.jdt.core.prefs b/autonature/org.eclipse.statet.eutils.autonature/.settings/org.eclipse.jdt.core.prefs
index db488b8..41e3544 100644
--- a/autonature/org.eclipse.statet.eutils.autonature/.settings/org.eclipse.jdt.core.prefs
+++ b/autonature/org.eclipse.statet.eutils.autonature/.settings/org.eclipse.jdt.core.prefs
@@ -41,7 +41,7 @@
 org.eclipse.jdt.core.compiler.problem.enablePreviewFeatures=disabled
 org.eclipse.jdt.core.compiler.problem.enumIdentifier=error
 org.eclipse.jdt.core.compiler.problem.explicitlyClosedAutoCloseable=ignore
-org.eclipse.jdt.core.compiler.problem.fallthroughCase=ignore
+org.eclipse.jdt.core.compiler.problem.fallthroughCase=warning
 org.eclipse.jdt.core.compiler.problem.fatalOptionalError=disabled
 org.eclipse.jdt.core.compiler.problem.fieldHiding=ignore
 org.eclipse.jdt.core.compiler.problem.finalParameterBound=warning
diff --git a/autorun/org.eclipse.statet.eutils.autorun/.settings/org.eclipse.jdt.core.prefs b/autorun/org.eclipse.statet.eutils.autorun/.settings/org.eclipse.jdt.core.prefs
index db488b8..41e3544 100644
--- a/autorun/org.eclipse.statet.eutils.autorun/.settings/org.eclipse.jdt.core.prefs
+++ b/autorun/org.eclipse.statet.eutils.autorun/.settings/org.eclipse.jdt.core.prefs
@@ -41,7 +41,7 @@
 org.eclipse.jdt.core.compiler.problem.enablePreviewFeatures=disabled
 org.eclipse.jdt.core.compiler.problem.enumIdentifier=error
 org.eclipse.jdt.core.compiler.problem.explicitlyClosedAutoCloseable=ignore
-org.eclipse.jdt.core.compiler.problem.fallthroughCase=ignore
+org.eclipse.jdt.core.compiler.problem.fallthroughCase=warning
 org.eclipse.jdt.core.compiler.problem.fatalOptionalError=disabled
 org.eclipse.jdt.core.compiler.problem.fieldHiding=ignore
 org.eclipse.jdt.core.compiler.problem.finalParameterBound=warning