diff --git a/modules/otago-specific.xml b/modules/otago-specific.xml
index 6e46323..c85fb61 100644
--- a/modules/otago-specific.xml
+++ b/modules/otago-specific.xml
@@ -28,7 +28,7 @@
 
 
 	<!--
-		Expand an Otago period code (e.g., "S1") into it's full equivalent (e.g., "Semester One").
+		Expand an Otago period code (e.g., "S1") into it's full equivalent (e.g., "First Semester").
 		
 		$period-code: The period code to be expanded.
 		
@@ -44,10 +44,10 @@
 						<xsl:text>Summer School</xsl:text>
 					</xsl:when>
 					<xsl:when test="$period-code = 'S1'">
-						<xsl:text>Semester One</xsl:text>
+						<xsl:text>First Semester</xsl:text>
 					</xsl:when>
 					<xsl:when test="$period-code = 'S2'">
-						<xsl:text>Semester Two</xsl:text>
+						<xsl:text>Second Semester</xsl:text>
 					</xsl:when>
 					<xsl:when test="$period-code = 'FY'">
 						<xsl:text>Full Year</xsl:text>