1 files changed, 1 insertions, 1 deletions
diff --git a/crypto/test/src/test/NamedCurveTest.cs b/crypto/test/src/test/NamedCurveTest.cs
index 8b23fcb4a..460da233e 100644
--- a/crypto/test/src/test/NamedCurveTest.cs
+++ b/crypto/test/src/test/NamedCurveTest.cs
@@ -370,7 +370,7 @@ namespace Org.BouncyCastle.Tests
             foreach (string name in ECGost3410NamedCurves.Names)
             {
                 // Current test cases don't work for GOST34.10 2012
-                if (name.Contains("3410-12"))
+                if (name.IndexOf("3410-12") >= 0)
                     continue;
 
                 doTestECGost(name);