diff --git a/assignment/assignment-impl/impl/pom.xml b/assignment/assignment-impl/impl/pom.xml
index db5104d30a8e..f3b6474101b7 100644
--- a/assignment/assignment-impl/impl/pom.xml
+++ b/assignment/assignment-impl/impl/pom.xml
@@ -100,7 +100,7 @@
         <dependency>
             <groupId>org.apache.poi</groupId>
             <artifactId>poi</artifactId>
-            <version>3.10.1</version>
+            <version>3.11</version>
         </dependency>
         <dependency>
             <groupId>org.hibernate</groupId>
diff --git a/gradebook/app/ui/pom.xml b/gradebook/app/ui/pom.xml
index ac21b7327614..6ca1bdccfb02 100644
--- a/gradebook/app/ui/pom.xml
+++ b/gradebook/app/ui/pom.xml
@@ -286,12 +286,12 @@
     <dependency>
     	<groupId>org.apache.poi</groupId>
     	<artifactId>poi</artifactId>
-    	<version>3.10.1</version>    
+    	<version>3.11</version>    
     </dependency>
      <dependency>
     	<groupId>org.apache.poi</groupId>
     	<artifactId>poi-ooxml</artifactId>
-    	<version>3.10.1</version>    
+    	<version>3.11</version>    
     </dependency>
   </dependencies>
 
diff --git a/jsf/jsf-spreadsheet/pom.xml b/jsf/jsf-spreadsheet/pom.xml
index 954a5c5cd7a6..7d86f2944c13 100644
--- a/jsf/jsf-spreadsheet/pom.xml
+++ b/jsf/jsf-spreadsheet/pom.xml
@@ -41,7 +41,7 @@
         <dependency>
         	<groupId>org.apache.poi</groupId>
         	<artifactId>poi</artifactId>
-        	<version>3.10.1</version>
+        	<version>3.11</version>
         </dependency>
         <dependency>
             <groupId>com.lowagie</groupId>
diff --git a/roster2/pom.xml b/roster2/pom.xml
index 1ecc3848d861..8ce61754d7c4 100644
--- a/roster2/pom.xml
+++ b/roster2/pom.xml
@@ -21,7 +21,7 @@
 	<packaging>war</packaging>
 
     <properties>
-        <poi.version>3.10.1</poi.version>
+        <poi.version>3.11</poi.version>
         <yuicompressor.plugin.version>1.2</yuicompressor.plugin.version>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
     </properties>
diff --git a/samigo/samigo-app/pom.xml b/samigo/samigo-app/pom.xml
index 0d4e35425bec..7fc4a7e2896a 100644
--- a/samigo/samigo-app/pom.xml
+++ b/samigo/samigo-app/pom.xml
@@ -207,12 +207,12 @@
         <dependency>
             <groupId>org.apache.poi</groupId>
             <artifactId>poi</artifactId>
-            <version>3.10.1</version>
+            <version>3.11</version>
         </dependency>
         <dependency>
             <groupId>org.apache.poi</groupId>
             <artifactId>poi-ooxml</artifactId>
-            <version>3.10.1</version>
+            <version>3.11</version>
         </dependency>
         <dependency>
             <groupId>org.springframework</groupId>
diff --git a/search/search-impl/impl/pom.xml b/search/search-impl/impl/pom.xml
index e6d33e5c75d8..2b7f32ab9d77 100644
--- a/search/search-impl/impl/pom.xml
+++ b/search/search-impl/impl/pom.xml
@@ -28,7 +28,7 @@
             </dependencies>
             <properties>
                 <maven.test.jvmargs />
-                <poi.version>3.10.1</poi.version>
+                <poi.version>3.11</poi.version>
                 <lucene.version>4.5.0</lucene.version>
                 <bouncycastle.artifact.version>jdk16</bouncycastle.artifact.version>
             </properties>
diff --git a/signup/pom.xml b/signup/pom.xml
index d351f4e9f1ce..fd8b6f831b8c 100644
--- a/signup/pom.xml
+++ b/signup/pom.xml
@@ -146,7 +146,7 @@
 			<dependency>
 				<groupId>org.apache.poi</groupId>
 				<artifactId>poi</artifactId>
-				<version>3.10.1</version>
+				<version>3.11</version>
 				<scope>compile</scope>
 			</dependency>
 			<dependency>
diff --git a/sitestats/pom.xml b/sitestats/pom.xml
index d9018ef1cc98..9020725dbbd6 100644
--- a/sitestats/pom.xml
+++ b/sitestats/pom.xml
@@ -31,7 +31,7 @@
     <mysql.version>5.1.25</mysql.version>
     <!-- <ojdbc.version>10.2.0.2.0</ojdbc.version> -->
     <fop.version>1.0</fop.version>
-    <poi.version>3.10.1</poi.version>
+    <poi.version>3.11</poi.version>
     <jfreechart.version>1.0.5</jfreechart.version>
     <sst.wicket.version>1.4.23</sst.wicket.version>
   </properties>