diff --git a/grouper-misc/grouper-installer/src/java/edu/internet2/middleware/grouperInstaller/GrouperInstaller.java b/grouper-misc/grouper-installer/src/java/edu/internet2/middleware/grouperInstaller/GrouperInstaller.java
index a91100c89dd9..9bc44397eaa2 100644
--- a/grouper-misc/grouper-installer/src/java/edu/internet2/middleware/grouperInstaller/GrouperInstaller.java
+++ b/grouper-misc/grouper-installer/src/java/edu/internet2/middleware/grouperInstaller/GrouperInstaller.java
@@ -11152,6 +11152,9 @@ public boolean accept(File dir, String name) {
     // now download all the grouper project jars
     downloadGrouperJarsIntoLibDirectory(webInfDir);
     
+    // delete slf4j-api-1.6.1.jar from all the lib dirs
+    deleteJarsFromLibDirs(webInfDir, new String[] {"slf4j-api-1.6.1.jar"});
+    
     // take care of conflicting jars
     reportOnConflictingJars(libDir.getAbsolutePath());
     reportOnConflictingJars(libUiAndDaemonDir.getAbsolutePath());
@@ -13575,6 +13578,24 @@ private File downloadGrouperSourceTagFromGithub() {
     return grouperSourceCodeFile;
   }
   
+  private void deleteJarsFromLibDirs(File webInfDir, String[] jarsToBeDeleted) {
+    
+    for (String jarName: jarsToBeDeleted) {
+      File jarInLibDir = new File(webInfDir+File.separator+"lib" + File.separator + jarName);
+      GrouperInstallerUtils.fileDelete(jarInLibDir);
+      
+      File jarInLibUiAndDaemonDir = new File(webInfDir+File.separator+"libUiAndDaemon" + File.separator + jarName );
+      GrouperInstallerUtils.fileDelete(jarInLibUiAndDaemonDir);
+      
+      File jarInLibWsDir = new File(webInfDir+File.separator+"libWs" + File.separator + jarName );
+      GrouperInstallerUtils.fileDelete(jarInLibWsDir);
+      
+      File jarInLibScimDir = new File(webInfDir+File.separator+"libScim" + File.separator + jarName );
+      GrouperInstallerUtils.fileDelete(jarInLibScimDir);
+    }
+    
+  }
+  
   private void downloadGrouperJarsIntoLibDirectory(File webInfDir) {
     String basePath = "https://oss.sonatype.org/service/local/repositories/releases/content/edu/internet2/middleware/grouper/";