diff --git a/README.md b/README.md
index e90cb53..365d0e5 100644
--- a/README.md
+++ b/README.md
@@ -9,6 +9,7 @@
 - unreleased
   - editors' given names are not initialized
   - switched to harvard-cite-them-right publisher macro
+  - space before journal issue removed
 
 - v0.0.1 - 2023-01-21
   - given names are not initialized
diff --git a/styles/ICLC-10.csl b/styles/ICLC-10.csl
index 7b34289..8a3889c 100644
--- a/styles/ICLC-10.csl
+++ b/styles/ICLC-10.csl
@@ -205,7 +205,7 @@
     <choose>
       <if type="article-journal">
         <text variable="volume"/>
-        <text variable="issue" prefix=" (" suffix=")"/>
+        <text variable="issue" prefix="(" suffix=")"/>
       </if>
     </choose>
   </macro>