diff --git a/pmd-core/src/main/java/net/sourceforge/pmd/cpd/CPDConfiguration.java b/pmd-core/src/main/java/net/sourceforge/pmd/cpd/CPDConfiguration.java
index 6a56ec7ff0..533001dffd 100644
--- a/pmd-core/src/main/java/net/sourceforge/pmd/cpd/CPDConfiguration.java
+++ b/pmd-core/src/main/java/net/sourceforge/pmd/cpd/CPDConfiguration.java
@@ -131,7 +131,7 @@ public class CPDConfiguration extends AbstractConfiguration {
     @Parameter(names = { "--help", "-h" }, description = "Print help text", required = false, help = true)
     private boolean help;
 
-    @Parameter(names = { "--fail-on-violation", "--failOnViolation", "-failOnViolation" }, arity = 1,
+    @Parameter(names = { "--fail-on-violation", "--failOnViolation" }, arity = 1,
             description = "By default CPD exits with status 4 if code duplications are found. Disable this option with '-failOnViolation false' to exit with 0 instead and just write the report.")
     private boolean failOnViolation = true;