diff --git a/app/build.sh b/app/build.sh
index c5c76b27bf..88d3162a0f 100755
--- a/app/build.sh
+++ b/app/build.sh
@@ -576,40 +576,45 @@ if [ $BUILD_MAC == 1 ]; then
 				--sourcefile --volname Zotero --copy "$CALLDIR/mac/DSStore:/.DS_Store" \
 				--symlink /Applications:"/Drag Here to Install" > /dev/null
 			
-			# Upload disk image to Apple
-			output=$("$CALLDIR/scripts/notarize_mac_app" "$dmg")
-			echo
-			echo "$output"
-			echo
-			id=$(echo "$output" | plutil -extract notarization-upload.RequestUUID xml1 -o - - | sed -n "s/.*<string>\(.*\)<\/string>.*/\1/p")
-			echo "Notarization request identifier: $id"
-			echo
-			
-			sleep 60
-			
-			# Check back every 30 seconds, for up to an hour
-			i="0"
-			while [ $i -lt 120 ]
-			do
-				status=$("$CALLDIR/scripts/notarization_status" $id)
-				if [[ $status != "in progress" ]]; then
-					break
+			if [ "$UPDATE_CHANNEL" != "test" ]; then
+				# Upload disk image to Apple
+				output=$("$CALLDIR/scripts/notarize_mac_app" "$dmg")
+				echo
+				echo "$output"
+				echo
+				id=$(echo "$output" | plutil -extract notarization-upload.RequestUUID xml1 -o - - | sed -n "s/.*<string>\(.*\)<\/string>.*/\1/p")
+				echo "Notarization request identifier: $id"
+				echo
+				
+				sleep 60
+				
+				# Check back every 30 seconds, for up to an hour
+				i="0"
+				while [ $i -lt 120 ]
+				do
+					status=$("$CALLDIR/scripts/notarization_status" $id)
+					if [[ $status != "in progress" ]]; then
+						break
+					fi
+					echo "Notarization in progress"
+					sleep 30
+					i=$[$i+1]
+				done
+				
+				# Staple notarization info to disk image
+				if [ $status == "success" ]; then
+					"$CALLDIR/scripts/notarization_stapler" "$dmg"
+				else
+					echo "Notarization failed!"
+					"$CALLDIR/scripts/notarization_status" $id
+					exit 1
 				fi
-				echo "Notarization in progress"
-				sleep 30
-				i=$[$i+1]
-			done
-			
-			# Staple notarization info to disk image
-			if [ $status == "success" ]; then
-				"$CALLDIR/scripts/notarization_stapler" "$dmg"
+				
+				echo "Notarization complete"
 			else
-				echo "Notarization failed!"
-				"$CALLDIR/scripts/notarization_status" $id
-				exit 1
+				echo "Test build -- skipping notarization"
 			fi
-			
-			echo "Notarization complete"
+			echo
 		else
 			echo 'Not building on Mac; creating Mac distribution as a zip file'
 			rm -f "$DIST_DIR/Zotero_mac.zip"