diff --git a/config/vufind/WorldCat.ini b/config/vufind/WorldCat.ini
index 5736b5782a0374e513d6a76404f35587fd774dfb..f027431e6c39bd7ef4fc3f52a0166ae798bd57d0 100644
--- a/config/vufind/WorldCat.ini
+++ b/config/vufind/WorldCat.ini
@@ -54,4 +54,3 @@ Title       = sort_title
 next_prev_navigation = false
 
 related[] = "WorldCatSimilar"
-related[] = "WorldCatEditions"
diff --git a/config/vufind/config.ini b/config/vufind/config.ini
index 5935eff66151a9afcb7f86e13a9e68e9efbb054b..f119cad3bdfe57e6c875bc67607d58db5564969a 100644
--- a/config/vufind/config.ini
+++ b/config/vufind/config.ini
@@ -696,25 +696,14 @@ pw               = "Password"
 ;apiId        = myAccessId
 ;apiKey       = mySecretKey
 
-; WorldCat is Optional.  Worldcat offers extra features such as "Other Editions"
-; and the WorldCat searching.
+; This section must be filled in if you plan to use the optional WorldCat
+; search module. Otherwise, it may be ignored.
 ;[WorldCat]
 ;Your WorldCat search API key
-;apiKey          = ApiKey
+;apiKey          = "long-search-api-key-goes-here"
 ;Your holdings symbol (usually a three-letter code) - used for excluding your
 ; institution's holdings from the search results.
 ;OCLCCode        = MYCODE
-; Your worldcat xID Affiliate ID - used for Other Editions feature
-;id              = myAccount
-; If you have increased your OCLC xID daily limits using the token method,
-; fill in those credentials here.
-; note: xOCLCNUM uses the xISBN token/secret
-;xISBN_token = myToken
-;xISBN_secret = mySecret
-; As of 2014-09, although not specified by OCLC's documentation, the xISSN call
-; does not work if you have not also specified your affiliate ID.
-;xISSN_token = myToken
-;xISSN_secret = mySecret
 
 ; DPLA key -- uncomment and fill in to use DPLATerms recommendations (see also
 ; searches.ini).
@@ -1081,13 +1070,9 @@ hide_holdings[] = "World Wide Web"
 ; record view page.
 ;
 ; Available options:
-;    Editions - Alternate editions (in the Solr index) based on WorldCat lookup
 ;    Similar - Similarity based on Solr lookup
-;    WorldCatEditions - Alternate editions (in the WorldCat index) based on WorldCat
-;        lookup
 ;    WorldCatSimilar - Similarity based on WorldCat lookup
 related[] = "Similar"
-related[] = "Editions"
 
 ; This setting controls which citations are available; set to true for all supported
 ; options (default); set to false to disable citations; set to a comma-separated list
diff --git a/config/vufind/searches.ini b/config/vufind/searches.ini
index edd90ee5f4c6b1d2fda821f11764014db146f8d5..6804a4a5fa16a353f0cfb0ae1cf15e3b42bfa9e3 100644
--- a/config/vufind/searches.ini
+++ b/config/vufind/searches.ini
@@ -341,11 +341,6 @@ CallNumber = callnumber-sort
 ; WorldCatIdentities
 ;       Use the WorldCat Identities API to find names and related subjects based
 ;       on the current search.
-; WorldCatTerms:[vocabulary]
-;       Use the WorldCat Terminologies API to find Library of Congress Subject
-;       Headings related to the current search.  [vocabulary] is the vocabulary to
-;       use for recommendations; default is "lcsh" but other options include "fast",
-;       "mesh", etc.  See http://tspilot.oclc.org/resources/ for details.
 ;
 ; Available modules recommended for use in the "no results" area:
 ;
@@ -379,7 +374,6 @@ Author[]            = AuthorFacets
 Author[]            = SpellingSuggestions
 ;Author[]           = WorldCatIdentities
 CallNumber[]        = "TopFacets:ResultsTop"    ; disable spelling in this context
-;Subject[]          = WorldCatTerms
 
 [NoResultsRecommendations]
 CallNumber[] = SwitchQuery::wildcard:truncatechar