diff --git a/org.eclipse.jdt.ls.core/src/org/eclipse/jdt/ls/core/internal/corrections/SuppressWarningsSubProcessor.java b/org.eclipse.jdt.ls.core/src/org/eclipse/jdt/ls/core/internal/corrections/SuppressWarningsSubProcessor.java
index 42da67747c..f091e0311c 100644
--- a/org.eclipse.jdt.ls.core/src/org/eclipse/jdt/ls/core/internal/corrections/SuppressWarningsSubProcessor.java
+++ b/org.eclipse.jdt.ls.core/src/org/eclipse/jdt/ls/core/internal/corrections/SuppressWarningsSubProcessor.java
@@ -60,4 +60,14 @@ protected ProposalKindWrapper createFixCorrectionProposal(IProposableFix fix, IC
 		return CodeActionHandler.wrap(proposal, CodeActionKind.QuickFix);
 	}
 
+	@Override
+	protected boolean alreadyHasProposal(Collection<ProposalKindWrapper> proposals, String warningToken) {
+		for (ProposalKindWrapper element : proposals) {
+			if (element.getProposal() instanceof SuppressWarningsProposalCore swp && warningToken.equals(swp.getWarningToken())) {
+				return true; // only one at a time
+			}
+		}
+		return false;
+	}
+
 }