diff --git a/app/models/dmsf_file_revision.rb b/app/models/dmsf_file_revision.rb
index 22cdbb71..66f01560 100644
--- a/app/models/dmsf_file_revision.rb
+++ b/app/models/dmsf_file_revision.rb
@@ -49,6 +49,7 @@ class DmsfFileRevision < ActiveRecord::Base
     'application/vnd.oasis.opendocument.spreadsheet' => 'ms-excel',
     'application/vnd.oasis.opendocument.text' => 'ms-word',
     'application/vnd.oasis.opendocument.presentation' => 'ms-powerpoint',
+    'application/vnd.ms-excel.sheet.macroEnabled.12' => 'ms-exel'
   }.freeze
 
   scope :visible, -> { where(deleted: STATUS_ACTIVE) }
diff --git a/assets/images/filetypes/docx.png b/assets/images/filetypes/docx.png
deleted file mode 100644
index 8cca68cd..00000000
Binary files a/assets/images/filetypes/docx.png and /dev/null differ
diff --git a/assets/images/filetypes/xlsx.png b/assets/images/filetypes/xlsx.png
deleted file mode 100644
index 0f227dc1..00000000
Binary files a/assets/images/filetypes/xlsx.png and /dev/null differ
diff --git a/assets/stylesheets/redmine_dmsf.css b/assets/stylesheets/redmine_dmsf.css
index d884d278..3a1f3a0f 100644
--- a/assets/stylesheets/redmine_dmsf.css
+++ b/assets/stylesheets/redmine_dmsf.css
@@ -150,7 +150,7 @@ div[id*="revision_access_"] {
 .dmsf-system .icon-folder { background-image: url(../images/folder_system.png); }
 
 .icon-file.filetype-doc, .icon-file.filetype-docx { background-image: url(../images/filetypes/doc.png); }
-.icon-file.filetype-xls, .icon-file.filetype-xlsx { background-image: url(../images/filetypes/xls.png); }
+.icon-file.filetype-xls, .icon-file.filetype-xlsx, .icon-file.filetype-xlsm { background-image: url(../images/filetypes/xls.png); }
 .icon-file.filetype-ppt, .icon-file.filetype-pptx { background-image: url(../images/filetypes/ppt.png); }
 .icon-file.filetype-vsd, .icon-file.filetype-vsdx { background-image: url(../images/filetypes/vsd.png); }
 .icon-file.filetype-mpp { background-image: url(../images/filetypes/mpp.png); }
@@ -164,6 +164,7 @@ div[id*="revision_access_"] {
 .dmsf-gray .icon-file.filetype-docx { background-image: url(../images/filetypes/doc_gray.png); }
 .dmsf-gray .icon-file.filetype-xls { background-image: url(../images/filetypes/xls_gray.png); }
 .dmsf-gray .icon-file.filetype-xlsx { background-image: url(../images/filetypes/xls_gray.png); }
+.dmsf-gray .icon-file.filetype-xlsm { background-image: url(../images/filetypes/xls_gray.png); }
 .dmsf-gray .icon-file.filetype-ppt { background-image: url(../images/filetypes/ppt_gray.png); }
 .dmsf-gray .icon-file.filetype-pptx { background-image: url(../images/filetypes/ppt_gray.png); }
 .dmsf-gray .icon-file.filetype-vsd { background-image: url(../images/filetypes/vsd_gray.png); }