diff --git a/benchmarks/asmjs-apps/harness.py b/benchmarks/asmjs-apps/harness.py
index c36111e..797d0de 100755
--- a/benchmarks/asmjs-apps/harness.py
+++ b/benchmarks/asmjs-apps/harness.py
@@ -151,9 +151,12 @@ def BenchmarkJavaScript(options, args):
             # Don't overwrite args!
             argv = [] + args
             argv.extend(['run.js', '--', benchmark.name + '.js', str(factor)])
-            t = Exec(argv)
-            t = t.strip()
-            print(benchmark.name + '-workload' + str(factor) + ' - ' + t)
+            try:
+                t = Exec(argv)
+                t = t.strip()
+                print(benchmark.name + '-workload' + str(factor) + ' - ' + t)
+            except Exception as e:
+                print('Exception when running ' + benchmark.name + ': ' + str(e))
 
 def main(argv):
     parser = OptionParser()
diff --git a/benchmarks/asmjs-ubench/harness.py b/benchmarks/asmjs-ubench/harness.py
index bbabed8..da26107 100755
--- a/benchmarks/asmjs-ubench/harness.py
+++ b/benchmarks/asmjs-ubench/harness.py
@@ -60,9 +60,12 @@ def BenchmarkJavaScript(options, args):
         # Don't overwrite args!
         argv = [] + args
         argv.extend(['ubench.js', '--', benchmark + '.js', RunFactor])
-        t = Exec(argv)
-        t = t.strip()
-        print(benchmark + ' - ' + t)
+        try:
+            t = Exec(argv)
+            t = t.strip()
+            print(benchmark + ' - ' + t)
+        except Exception as e:
+            print('Exception when running ' + benchmark.name + ': ' + str(e))
 
 def main(argv):
     parser = OptionParser()