diff --git a/simba/pom.xml b/simba/pom.xml
index afb579b..43c2907 100644
--- a/simba/pom.xml
+++ b/simba/pom.xml
@@ -40,7 +40,7 @@
 		<pinyin4j.version>2.5.0</pinyin4j.version>
 		<jxl.version>2.5.7</jxl.version>
 		<poi-ooxml.version>3.12</poi-ooxml.version>
-		<poi.version>3.12</poi.version>
+		<poi.version>4.1.1</poi.version>
 		<poi-ooxml-schemas.version>3.12</poi-ooxml-schemas.version>
 		<poi-scratchpad.version>3.12</poi-scratchpad.version>
 		<jaxen.version>1.1.1</jaxen.version>