diff --git a/reactome/src/test/java/lcsb/mapviewer/reactome/utils/comparators/NodeComparatorTest.java b/reactome/src/test/java/lcsb/mapviewer/reactome/utils/comparators/NodeComparatorTest.java
index 791b7bb32ab0452a8ce14b5c7fba4c9392476250..6d5798314ef6eb1f43ad83b8a91fe2ecf3ab6333 100644
--- a/reactome/src/test/java/lcsb/mapviewer/reactome/utils/comparators/NodeComparatorTest.java
+++ b/reactome/src/test/java/lcsb/mapviewer/reactome/utils/comparators/NodeComparatorTest.java
@@ -508,7 +508,7 @@ public class NodeComparatorTest extends ReactomeTestFunctions {
 	}
 
 	@Test
-	public void testCatalystMatchInReaction1172() {
+	public void testCatalystMatchInReaction1172() throws Exception {
 		try {
 			Model model = getModelForFile("testFiles/small/gpd1.xml", true);
 
@@ -520,12 +520,12 @@ public class NodeComparatorTest extends ReactomeTestFunctions {
 
 		} catch (Exception e) {
 			e.printStackTrace();
-			fail("Unknown exception");
+			throw e;
 		}
 	}
 
 	@Test
-	public void testModifierMatchInReaction931() {
+	public void testModifierMatchInReaction931() throws Exception {
 		try {
 			Model model = getModelForFile("testFiles/small/prkacb.xml", true);
 
@@ -537,7 +537,7 @@ public class NodeComparatorTest extends ReactomeTestFunctions {
 
 		} catch (Exception e) {
 			e.printStackTrace();
-			fail("Unknown exception");
+			throw e;
 		}
 	}