diff --git a/scripts/build.sh b/scripts/build.sh
index 97b85cf3f9da3798b1de618235e352b81080498e..00539a35f1cd4c12b0ec00f5da6b3560207c170a 100644
--- a/scripts/build.sh
+++ b/scripts/build.sh
@@ -110,10 +110,10 @@ for target in "${TARGETS[@]}" ; do
 	    "${manifests[@]}" \
 	    > "$targetdir/manifest.json"
 
-    sed -i -e "s/%XPIFILE%/$xpifile/g" "$targetdir/manifest.json"
-    sed -i -e "s/%VERSION%/$version/g" "$targetdir/manifest.json"
-    sed -i -e "s/%VERSION_NAME%/$version_name/g" "$targetdir/manifest.json"
-    sed -i -e "s/%PAGES_URL%/$CI_PAGES_URL/g" "$targetdir/manifest.json"
-    sed -i -e "s/%PROJECT_URL%/$CI_PROJECT_URL/g" "$targetdir/manifest.json"
+    sed -i -e "s|%XPIFILE%|$xpifile|g" "$targetdir/manifest.json"
+    sed -i -e "s|%VERSION%|$version|g" "$targetdir/manifest.json"
+    sed -i -e "s|%VERSION_NAME%|$version_name|g" "$targetdir/manifest.json"
+    sed -i -e "s|%PAGES_URL%|$CI_PAGES_URL|g" "$targetdir/manifest.json"
+    sed -i -e "s|%PROJECT_URL%|$CI_PROJECT_URL|g" "$targetdir/manifest.json"
 
 done
diff --git a/site/index.html b/site/index.html
index 82bb741a08a686eb06ad312098153ee06ca5cbcd..2c3eccf41cdc5a761dc58e9d6662ea8ec15a6181 100644
--- a/site/index.html
+++ b/site/index.html
@@ -31,7 +31,7 @@
             Links. Download the stable extension using your browser or
             mail program, or join the beta crowd here.
 	    <br />
-	    <span class="small">Most recent build: %BUILDDATE%</span>
+	    <span class="small">Most recent build: %BUILDDATE% UTC</span>
           </div><!--//tagline-->
         </div><!--//container-->
       </header><!--//header-->