diff --git a/data/blob.ttl b/data/blob.ttl
index 5dd3c01..efda289 100644
--- a/data/blob.ttl
+++ b/data/blob.ttl
@@ -2027,6 +2027,10 @@ prefix library: <dokk:library:>
     :primary_source_retrieved "2023-05-03" ;
     :type "PDF" .
 
+<dokk:blob:pdf/vimwiki_1.1.1_quick_reference_Pospíchal_2011.pdf>
+    :library library:vimwiki_1.1.1_quick_reference_Pospíchal_2011 ;
+    :type "PDF" .
+
 ################################################################################
 # IMAGES
 ################################################################################
diff --git a/data/library.ttl b/data/library.ttl
index ab04e45..60443cf 100644
--- a/data/library.ttl
+++ b/data/library.ttl
@@ -1773,3 +1773,8 @@ prefix license: <dokk:license:>
 :postgis_2.1_cheatsheet_r11091
     :title "PostGIS 2.1 Cheatsheet" ;
     :license license:CC-BY-SA .
+
+:vimwiki_1.1.1_quick_reference_Pospíchal_2011
+    :title "Vimwiki 1.1.1 Quick Reference" ;
+    :license license:CC-BY-SA-3.0 ;
+    :author "T. Pospíchal" .