diff --git a/vector-stores/spring-ai-azure/src/main/java/org/springframework/ai/vectorstore/azure/AzureVectorStore.java b/vector-stores/spring-ai-azure/src/main/java/org/springframework/ai/vectorstore/azure/AzureVectorStore.java
index 1aa684040..ec29ce0bf 100644
--- a/vector-stores/spring-ai-azure/src/main/java/org/springframework/ai/vectorstore/azure/AzureVectorStore.java
+++ b/vector-stores/spring-ai-azure/src/main/java/org/springframework/ai/vectorstore/azure/AzureVectorStore.java
@@ -233,7 +233,7 @@ public class AzureVectorStore implements VectorStore, InitializingBean {
 
 		for (IndexingResult indexingResult : result.getResults()) {
 			Assert.isTrue(indexingResult.isSucceeded(),
-					String.format("Document with key %s upload is not successfully", indexingResult.getKey()));
+					String.format("Document with key %s did not upload successfully", indexingResult.getKey()));
 		}
 	}